webseite/assets/css/style.css

/*
 * Namensschema der CSS-Klassen nach BEM (Block Element Modifier,
 * http://getbem.com/naming/). Mit der Erweiterung, dass Modifier einzeln
 * mit Bindestrich angegeben werden. Also:
 *
 * <li class="navlist__navitem -active">
 *     statt
 * <li class="navlist__navitem navlist__navitem--active">
 *
 * Das ist weniger redundant und übersichtlicher. Der passende CSS-Selektor
 * dazu ist:
 *
 * .navlist__navitem.-active
 */

:root {
    /* default text color */
    --wtf-nearly-black: #333;
    --wtf-nearly-white: #fff;
    /* WTF Farben gemäß https://git.wtf-eg.de/ag_kommunikation/wtf_propaganda/ */
     --wtf-orange: #ef7c21;
     --wtf-light-orange: #ffcba9;
     --wtf-very-light-blue: #cfe2ff;
     --wtf-light-blue: #0790a9;
     --wtf-dark-blue: #20386a;
     --wtf-night-blue: #00173B;
     --wtf-dark-grey: #202020;
     --wtf-grey: #666;
     --wtf-mid-grey: #acacac;
     --wtf-footer-grey: #344b5d;
     --wtf-light-grey: #edefeb;
     --wtf-lila: #6600ff;

     /* misc colors */
      --dark-red: #dc0000;
      --dark-green: #007000;

     --column-count: 3;
}

body {
    font-family: 'Lato', sans-serif;
    font-weight: normal;
    line-height: 1.5rem;
    color: var(--wtf-nearly-black);
    background-color: var(--wtf-light-grey)
}

/* nav - Start */
.header__primary_nav {
    width: 100%;
    grid-row: 1 / span 1;
    grid-column: 1 / span 3;

    display: flex;
    flex-direction: row;
    justify-content: flex-end;

    background-color: var(--wtf-light-grey);
    z-index: 20;
}

.primary_nav__toggle {
    display: none;
    height: 3.375rem;
    margin-left: 1rem;
}

.primary_nav__toggle svg {
    margin: 0.25rem 0 0 0;
    width: 2rem;
    height: 2rem;
    padding: 0;
    position: relative;
    left: 0;
}

.primary_nav__toggle rect {
    fill: var(--wtf-nearly-black);
}

.primary_nav__toggle p {
    margin: 0.5rem 0 0 0;
    padding: 0;
    position: relative;
    left: -0.2rem;
    bottom: 0.65rem;
    color: var(--wtf-nearly-black);
}

.primary_nav__navlist {
    margin: 0;
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
}

.primary_nav__navitem {
    margin: 0 0.25rem;
    padding: 0.25rem 0.25rem 0 1.5rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    font-size: 1.25rem;
}

.primary_nav__navlink.-active,
.primary_nav__sub_navlink.-active  {
    color: var(--wtf-orange);
    text-decoration: underline;
}

.primary_nav__navitem.-last, .primary_nav__navitem.-last a {
    margin-right: 0;
    padding-right: 0;
}

.primary_nav__navlink {
    color: var(--wtf-nearly-black);
}

.primary_nav__sub_navlink {
    color: var(--wtf-nearly-white);
}

.primary_nav__navlink:hover {
    color: var(--wtf-mid-grey);
    text-decoration: underline;
}

.primary_nav__sub_navlist {
    display: none;
    z-index: 20;
}

.primary_nav__navlist > li:hover > .primary_nav__sub_navlist {
    display: block;
    margin: 2.6rem 0 0 -0.5rem;
    padding: 0;
    position: absolute;
    background-color: var(--wtf-dark-blue);
    border-left: 2px solid var(--wtf-mid-grey);
    border-right: 2px solid var(--wtf-mid-grey);
    border-bottom: 2px solid var(--wtf-mid-grey);
    box-shadow: 5px 5px 15px 0px rgba(0, 0, 0, 0.35);
}

/*
 * Gleicht zusammen mit padding von .primary_nav__navitem die Verschiebung durch
 * Submenümarker aus.
 */
.primary_nav__navitem .primary_nav__navlink {
    display: inline-block;
    padding-right: 0.5rem;
}

/* Greift wenn Submenü vorhanden ist */
.primary_nav__navlist li a:first-child:nth-last-child(2) {
    padding-right: 0;
    width: 110%;
}

/* Malt bei vorhandenem Submenü den Pfeil */
.primary_nav__navlist li a:first-child:nth-last-child(2):after {
    content: "";
    position: relative;
    top: -0.125rem;
    left: 0.5rem;
    height: 5px;
    width: 5px;
    display: inline-block;
    transform: rotate(0.125turn);
    border-bottom: 3px solid var(--wtf-nearly-black);
    border-right: 3px solid var(--wtf-nearly-black);
}

.primary_nav__sub_navitem {
    margin: 0;
    padding: 0.5rem 0.5rem;
    list-style: none;
    text-align: left;
}

.header__secondary_nav {
    margin: 4.5rem 0.5rem 0 0;
}

.secondary_nav__navlist {
    display: flex;
    flex-direction: row;
    justify-content: flex-end;
}

.secondary_nav__navitem {
    display: inline-block;
    list-style: none;
}

.secondary_nav__navlink {
    color: var(--wtf-nearly-black);
}

.secondary_nav__navlink:hover {
    color: var(--wtf-mid-grey);
    text-decoration: underline;
}
/* nav - Ende */

/* header - Start */
header {
    background-color: var(--wtf-light-grey);
    margin: 0 auto;
    padding: 0;
    max-width: 1200px;
    display: flex;
    flex-direction: column;
    margin-bottom: 3rem;
}

.header__top_box {
    grid-row: 1 / span 1;
    grid-column: 1 / span 5;
    display: flex;
    flex-direction: row;
    justify-content: space-between;
}

.header__logo_box {
    grid-row: 1 / span 1;
}

.header__homelink {
    display: inline-block;
    position: relative;
    z-index: 1;
}

.header__button,
.content__button,
.claim__button,
.pod_ctrl_box__button {
    height: 3rem;
    margin: 1.5rem 1rem 0rem 0;
    padding: 0.5rem 2rem 0.5rem 2rem;
    background-color: var(--wtf-light-blue);
    color: var(--wtf-nearly-white);
    font-size: 1.2rem;
    border: solid var(--wtf-nearly-white) 3px;
    border-radius: 2rem;
}

.pod_ctrl_box__button {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 0;
    margin: 1.5rem 0 0 0;
    max-width: 20rem;
}

.content__button {
    width: 70%;
    margin-top: 0;
}

.header__bg_box {
    margin-top: -0.75rem;

    background-image: url("../images/wtf-header-bg.jpg");
    background-repeat: no-repeat;
    background-size: cover;

    display: grid;
    grid-template-rows: 46px 18px 12rem 8.5rem 55px 18px;
    grid-template-columns: 15% 82px auto 96px 22.5%;
    z-index: 0;
}

.header__slim_box {
    margin-top: -0.75rem;
    padding-bottom: 6em;
    background-image: url("../images/wtf-header-bg.jpg");
    background-repeat: no-repeat;
    background-size: cover;

    display: grid;
    grid-template-rows: 46px 18px;
    grid-template-columns: 15% 82px auto 96px 22.5%;
    z-index: 0;
}

.bg_box__top_bar_left, .slim_box__top_bar_left {
    grid-row: 2 / span 1;
    grid-column: 1 / span 3;
    background-color: var(--wtf-light-blue);
    z-index: 5;
}

.bg_box__top_bar_middle, .slim_box__top_bar_middle {
    grid-row: 1 / span 2;
    grid-column: 4 / span 1;
    background-image: url("../images/header_top_triangles.svg");
    background-repeat: no-repeat;
    z-index: 5;
}

.slim_box__top_bar_middle {
        background-image: url("../images/header_top_triangles.svg");
}

.bg_box__top_bar_right, .slim_box__top_bar_right {
    grid-row: 1 / span 2;
    grid-column: 5 / span 1;
    background-color: transparent;
    z-index: 5;
}

.bg_box__unicorns {
    grid-row: 2 / span 5;
    grid-column: 1 / span 5;
    background-image: url("../images/white_unicorns.svg");
    background-position: top 5% left 95% ;
    background-size: auto 80%;
    background-repeat: no-repeat;
    z-index: 10;
}

.slim_box__unicorns {
    grid-row: 1 / span 2;
    grid-column: 1 / span 5;
    background-image: url("../images/translucent_unicorns.svg");
    background-position: top 1rem left 95% ;
    background-size: auto 115%;
    background-repeat: no-repeat;
    z-index: 10;
    margin-bottom: -6em;
}

.bg_box__big_bg {
    grid-row: 3 / span 2;
    grid-column: 1 / span 5;
    z-index: 5;
}

.bg_box__bottom_bar_left {
    grid-row: 5 / span 1;
    grid-column: 1 / span 3;
    z-index: 5;
}

.bg_box__bottom_bar_middle {
    grid-row: 5 / span 2;
    grid-column: 2 / span 1;
    background-image: url("../images/header_bottom_triangles.svg");
    background-repeat: no-repeat;
    z-index: 5;
}

.bg_box__bottom_bar_right {
    grid-row: 5 / span 2;
    grid-column: 3 / span 3;
    background-color: var(--wtf-dark-blue);
    z-index: 5;
}

.bg_box__very_bottom_bar {
    grid-row: 6 / span 1;
    grid-column: 1 / span 2;
    background-color: var(--wtf-dark-blue);
    z-index: 5;
}

.header__claim {
    margin: 2rem 0 0 2.5rem;
    grid-row: 3 / span 1;
    grid-column: 1 / span 5;
    z-index: 15;
}

.header__claim h2 {
    font-family: 'Noto Serif', serif;
    font-weight: 700;
    font-weight: normal;
    font-size: 1.75rem;
    line-height: 1.3em;
    margin-top: 0.5em;
}

.header__claim h2 em {
    color: var(--wtf-orange);
}

.header__claim h2 span {
    display: inline-block;
    background-color: var(--wtf-nearly-white);
    margin-top: 1px;
    padding: 0 1rem;
}

.header__claim p, .header__sub_claim p {
    font-family: 'Lato', sans-serif;
    font-weight: normal;
    line-height: 1.4rem;
    font-size: 1.2rem;
    line-height: 1.3em;
    margin: 0.5em 0 0 1em;
    color: var(--wtf-nearly-black);
}

.header__sub_claim {
    grid-row: 4 / span 3;
    grid-column: 3 / span 3;
    margin: 3.5rem 2rem -3rem 1.5rem;
    padding: 0.5rem 1.5rem 0 1.5rem;
    background-color: var(--wtf-orange);
    z-index: 15;
    display: flex;
    flex-direction: column;
    background-color: transparent;
}

.sub_claim__box, .claim__background_box {
    padding: 0.5rem 1.5rem 3.5rem 1.5rem;
    background-color: var(--wtf-orange);
    z-index: 5;
}

.sub_claim__button, .claim__button {
    align-self: flex-end;
    margin-top: -1.5rem;
    z-index: 5;
}

.header__sub_claim h2 {
    font-family: 'Noto Serif', serif;
    font-weight: 700;
    font-weight: normal;
    font-size: 1.75rem;
    line-height: 1.3em;
}

.header__sub_claim p {
    color: var(--wtf-nearly-white);
    margin: 0.5em 0 0 0;
}

.header__sub_claim a {
    color: var(--wtf-nearly-white);
    text-decoration: underline;
}

.header__sub_claim a:hover {
    text-decoration: none;
}

.content__inner_third_button_link,
.claim__button_link,
.pod_ctrl_box__button_link {
    color: var(--wtf-nearly-white) !important;
    font-family: 'Lato Bold' !important;
}

.header__button_link,
.content__inner_third_button_link,
.claim__button_link,
.pod_ctrl_box__button_link {
    text-decoration: none !important;
}

.header__button_link:hover,
.content__inner_third_button_link:hover,
.claim__button_link:hover,
.pod_ctrl_box__button_link:hover {
    text-decoration: underline !important;
}
/* header - Ende */

/* main - Start */
main {
    margin: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    align-content: center;
}

h1 {
    font-family: 'Noto Serif';
    font-size: 3.5rem;
    color: var(--wtf-orange);
    margin: 1rem 0 0 0;
    line-height: 1.3em;
}

h2 {
    font-family: 'Noto Serif';
    font-size: 2rem;
    line-height: 1.1em;
    margin: 1em 0 0.25em 0;
}

.content__inner_third_heading {
    font-family: 'Lato';
    font-size: 1.5rem;
    color: var(--wtf-orange);
    margin-bottom: 1.5rem;
}

h3 {
    font-family: 'Noto Serif';
    font-size: 1.75rem;
    line-height: 1.3em;
    margin-top: 0.5em;
}

h4 {
    font-family: 'Noto Serif';
    font-size: 1.5rem;
    line-height: 1.3em;
    margin-top: 0.5em;
}

h5 {
    font-family: 'Noto Serif';
    font-size: 1.25rem;
    line-height: 1.2em;
    margin-top: 0.5em;
}

h6 {
    font-family: 'Noto Serif';
    font-size: 1rem;
    line-height: 1.2em;
    margin-top: 0.5em;
}

p {
    margin-bottom: 1rem;
}

pre {
    line-height: 1.5rem;
    margin-bottom: 1rem;
    margin-top: 0.15rem;
}

ul {
    list-style: disc;
}

ul, ol {
    margin: 0 0 1rem 0.5rem;
}

ul ul, ol ol {
    margin-left: 2rem;
}

ul li {
    list-style: disc;
}

ol li, ol {
    list-style: decimal;
}

li {
    margin-left: 1rem;
}

i, em {
    font-family: 'Lato Italic', sans-serif;
}

strong{
    font-family: 'Lato Bold', sans-serif;
    font-weight: bold;
}

hr {
    color: var(--wtf-nearly-black);
    margin: 0.25rem 0;
}

hr.-even {
    color: var(--wtf-light-grey);
}

.body__separator {
    max-width: 1080px;
    width: 90%;
    margin: 3rem 0 0 0;
    color: var(--wtf-orange);
}

.content {
    padding: 1.5rem 0;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.content.-no_pad {
    padding: 0;
    margin-top: -1.5rem;
}

.content__blog_link.-odd {
    color: var(--wtf-nearly-black) !important;
}

.content__blog_link.-even {
    color: var(--wtf-very-light-blue) !important;
}

.content__blog_link:hover {
    color: var(--wtf-mid-grey) !important;
}

.content__box,
.content__half_box,
.content__third_box,
.content__aggregate_box {
    margin: 0 auto;
    padding: 0;
}

.content__half_box,
.content__third_box,
.content__aggregate_box {
    display: flex;
    flex-direction: row;
}

.content__aggregate_box {
    flex-wrap: wrap;
    justify-content: space-between;
}

.content__inner_half_box {
    width: 50%;
}

.content__inner_third_box {
    flex-basis: 33%;
}

.content__inner_aggregate_box {
    margin: 1.5rem 1.5rem;
    flex-basis: 40%;
    min-width: 300px;
}

.flex_heading {
    margin-top: 0.5rem;
    z-index: 5;
}

.claim {
    display: flex;
    flex-direction: column;
}

.claim__text {
    color: var(--wtf-nearly-white);
    font-size: 1.2rem;
    line-height: 1.4em;
    margin: 0.5rem 0 1.5rem 0;
}

.claim__button {
    z-index: 5;
}

.card {
    margin: 3rem 1.5rem 0 1.5rem;
    max-width: 300px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.card__icon {
    width: 7rem;
    margin: 0 auto;
}

.card__heading {
    color: var(--wtf-nearly-white);
    font-family: 'Lato';
    font-size: 1.3rem;
    margin: 1rem 0;
}

.card__heading.-homepage {
    text-align: center;
}

.card__text {
    text-align: center;
}

.content__inner_third_image {
    margin-bottom: 1.5rem;
}

.content__inner_third_heading_link,
.content__aggregate_heading_link {
    color: var(--wtf-light-blue);
    text-decoration: underline;
}

.content__inner_third_heading_link:hover,
.content__aggregate_heading_link:hover {
    color: var(--wtf-dark-grey);
}

.content__button_box {
    width: 100%;
}

.content__button, {
    display: block;
    margin: 0 auto 0 auto;
}

.content__teaser {
    color: var(--wtf-orange);
    font-size: 1.15rem;
}

.content__footer {
    text-align: right;
}

.content__inline_image {
    height: 1.25rem;
    vertical-align: middle;
}

.content__half_box_image, .content__inner_third_image {
    width: 100%;
}

.content__box p, .content__box li {
    hyphens: auto;
}

.content__box a,
.pagination__anchor,
.content__half_box a {
    color: var(--wtf-orange);
}

.content__box a:hover,
.pagination__anchor:hover,
.content__half_box a:hover  {
    color: var(--wtf-light-blue);
}

.content__box a:visited,
.pagination__anchor:visited,
.content__half_box a:visited,
.pagination__anchor.-even:visited {
    color: var(--wtf-light-blue);
}

.content__inner_box.-logo_header {
    margin: 3.5rem 1.5rem 0 1.5rem;
}

.content__inner_box, .content__inner_half_box, .content__inner_third_box {
    margin: -0.5rem 1.5rem 0 1.5rem;
}

.content__rss_logo {
    display: inline;
    height: 1rem;
}

.content__rss_logo_heading,
.content__podcast_logo_heading {
    height: 1.75rem;
}


.content__pagination {
    text-align: center;
}

.content__pagination.-even {
    color: var(--wtf-light-grey);
}

.pagination__anchor.-even {

}

.nav__wrapper,
.header__wrapper,
.content__box,
.content__half_box,
.footer__wrapper,
.content__third_box,
.content__aggregate_box {
    width: 100%;
    max-width: 1200px;
    orphans: 3;
    widows: 2;
}

.content__box.-heading {
    margin-bottom: 1.5rem;
}

.content__box.-card_box.-homepage {
    margin-top: -7rem;
    padding-top: 7rem;
}

.content__box.-card_box {
    /*
     * Permalink - use to edit and share this gradient: https://colorzilla.com/gradient-editor/#729baf+0,8ea8a9+100
     *
     * Dunkler, Kontrast zum Fließtext und zum Koffer-Icon fragwürdig.
     */
    background: #729baf;
    background: -moz-linear-gradient(45deg,  #729baf 0%, #8ea8a9 100%);
    background: -webkit-linear-gradient(45deg,  #729baf 0%,#8ea8a9 100%);
    background: linear-gradient(45deg,  #729baf 0%,#8ea8a9 100%);

    /*
     * Permalink - use to edit and share this gradient: https://colorzilla.com/gradient-editor/#5491ad+0,add7d8+100
     *
     * Heller, Kontrast zur Überschrift und zum Group-Icon fragwürdig.
     *
    background: #5491ad;
    background: -moz-linear-gradient(45deg, #5491ad 0%, #add7d8 100%);
    background: -webkit-linear-gradient(45deg, #5491ad 0%,#add7d8 100%);
    background: linear-gradient(45deg, #5491ad 0%,#add7d8 100%);
    */

    z-index: 0;
}

.content__inner_box.-card_box,
.content__inner_box.-card_box_head {
    display: flex;
    justify-content: space-around;
    flex-direction: row;
    flex-wrap: wrap;
    width: 100%;
    padding-bottom: 3rem;
    margin: 0;
}

.content__inner_box.-card_box_head {
    margin-bottom: -5rem;
}

.content__box.-columns {
    -webkit-column-count: var(--column-count);
    -moz-column-count: var(--column-count);
    column-count: var(--column-count);
}

.content__inner_box.-width_constraint {
    max-width: 75ch;
}

.content.-odd {
    background-color: var(--wtf-light-grey);
    color: var(--wtf-dark-grey);
}

.content.-even {
    background-color: var(--wtf-night-blue);
    color: var(--wtf-light-grey);
}

.pod_ctrl_box {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.contact_form--required,
.--error {
    color: var(--dark-red)
}

.--success {
   color: var(--dark-green);
}

.contact_form__textarea,
.contact_form__text_input,
.contact_form__captcha {
    display: flex;
    flex-direction: column;
}

.contact_form__message {
    height: 12em;
}

.contact_form__subject,
.contact_form__message,
.contact_form__name,
.contact_form__email,
.contact_form__captcha {
    font-family: 'Lato', sans-serif;
    line-height: 1.3rem;
    font-size: 1rem;
}

.contact_form__submit_button {
   font-size: 1rem;
   padding: 0 0.25rem;
}

/* Hide captcha field as part of spam protection.
   We got no real captcha. */
.contact_form__captcha {
    display: none;
}
/* main - Ende */

/* footer - Start */
footer {
    background-color: var(--wtf-footer-grey);
    color: var(--wtf-nearly-white);
    margin-top: 5rem;
    padding: 0 0 3% 0;
    display: grid;
    grid-template-rows: 46px auto;
    grid-template-columns: auto 68px 15%;
}

.footer__wrapper {
    grid-column: 1 / span 3;
    display: flex;
    flex-direction: row;
    justify-content: center;
    padding-top: 3%;
    max-width: 1200px;
    margin: 0 auto;
}

.footer__top_bar_left {
    background-color: var(--wtf-light-grey);
}

.footer__top_bar_mid {
    background-image: url("../images/footer_triangles.svg");
}

.footer__top_bar_right {
    background-color: var(--wtf-footer-grey);
}

.footer__content_box {

}

.footer__nav {
    display: flex;
    flex-direction: row;
    justify-content: center;
    flex-wrap: wrap;
}
.footer__social_logo {
    max-width: 30px;
    display: inline-block;
    padding-top: 0.25rem;
}

.footer__navitem {
    display: inline-block;
    padding: 0.5rem 2rem;
}

.footer__navlink {
    color: var(--wtf-light-grey);
}

.footer__navlink:hover {
    color: var(--wtf-dark-grey);
}

/* footer - Ende */

@media screen and (min-width: 1200px) {
    .primary_nav__members, .primary_nav__lang_switch {
        display: none;
    }

    .primary_nav__toggle {
        display: none;
    }

    .primary_nav__navlist {
        display: flex !important;
    }

    .content__inner_box {
        margin: -0.5rem 1.5rem 0 1.5rem;
    }
}

@media screen and (min-width: 1100px) and (max-width: 1200px) {
    .header__top_box .header__button {
        display: auto;
    }

    .header__bg_box {
        grid-template-columns: 15% 82px auto 96px 22.5%;
    }

    .primary_nav__members, .primary_nav__lang_switch {
        display: none;
    }

    .primary_nav__toggle {
        display: none;
    }

    .primary_nav__navlist {
        display: flex !important;
    }

    .content__inner_box {
        margin: -0.5rem 1.5rem 0 1.5rem;
    }
}

@media screen and (max-width: 1099px) and (min-width: 910px) {
    .header__bg_box {
        grid-template-columns: 5% 82px auto 96px 22.5%;
    }

    .header__sub_claim {
        margin-left: 0.5rem;
    }

    .header__top_box .header__button {
        display: auto;
    }

    .primary_nav__members, .primary_nav__lang_switch {
        display: none;
    }

    .primary_nav__toggle {
        display: none;
    }

    .primary_nav__navlist {
        display: flex !important;
    }

    .secondary_nav__navlist {
        margin-right: 0.5rem;
    }

    .content__inner_box {
        margin: -0.5rem 1.5rem 0 1.5rem;
    }

    .content__button {
        width: 100%;
    }

    .content__inner_box.-card_box_head {
        margin-bottom: 0;
    }
}

@media screen and (max-width: 1044px) and (min-width: 960px) {
    header {
        margin-bottom: 4rem;
    }

    .header__bg_box {
        grid-template-columns: 15% 82px auto 96px 22.5%;
    }

    .bg_box__unicorns {
        background-image: url("../images/white_unicorns.svg");
        background-size: auto 150%;
        background-position: top -100px right -580px;
    }

    .header__top_box .header__button {
        display: auto;
    }

    .primary_nav__members, .primary_nav__lang_switch {
        display: none;
    }

    .primary_nav__toggle {
        display: none;
    }

    .primary_nav__navlist {
        display: flex !important;
    }

    .secondary_nav__navlist {
        margin-right: 0.5rem;
    }

    .content__inner_box {
        margin: -0.5rem 1.5rem 0 1.5rem;
    }

    .content__button {
        width: 100%;
    }

    .content__inner_box.-card_box_head {
        flex-direction: column-reverse;
    }

    .flex_heading {
        margin: 1.5rem 0 -1.5rem 1.5rem;
    }

    .content__box.-card_box.-homepage {
        margin-top: 0;
        padding-top: 0;
    }
}

@media screen and (max-width: 959px) and (min-width: 790px) {
    header {
        margin-bottom: 1rem;
    }

    .header__bg_box {
        grid-template-columns: 15% 82px auto 96px 22.5%;
    }

    .bg_box__unicorns {
        background-image: url("../images/white_unicorns.svg");
        background-size: auto 150%;
        background-position: top -100px right -630px;
    }

    .header__claim {
        margin: 2rem 0 0 1.5rem;
        grid-row: 3 / span 1;
        grid-column: 1 / span 5;
    }

    .header__sub_claim {
        grid-column: 1 / span 5;
        padding: 0;
        margin: 2rem 1.5rem -3rem 1.5rem;
    }

    .header__top_box .header__button {
        display: auto;
    }

    .primary_nav__members, .primary_nav__lang_switch {
        display: none;
    }

    .primary_nav__toggle {
        display: none;
    }

    .primary_nav__navlist {
        display: flex !important;
    }

    .secondary_nav__navlist {
        margin-right: 0.5rem;
    }

    .content__inner_box {
        margin: -0.5rem 1.5rem 0 1.5rem;
    }

    .content__button {
        width: 100%;
    }

    .content__inner_box.-card_box_head {
        flex-direction: column-reverse;
        margin-bottom: 0;
    }

    .flex_heading {
        margin: 1.5rem 0 -1.5rem 1.5rem;
    }

    .content__box.-card_box.-homepage {
        margin-top: 0;
        padding-top: 0;
    }
}

@media screen and (max-width: 850px) and (min-width: 790px) {
    :root {
        --column-count: 2
    }

    .header__bg_box {
        grid-template-columns: 15% 82px auto 96px auto;
    }

    .bg_box__unicorns {
        display: none;
    }

    .header__top_box .header__button {
        display: auto;
    }

    .primary_nav__members, .primary_nav__lang_switch {
        display: none;
    }

    .primary_nav__toggle {
        display: none;
    }

    .primary_nav__navlist {
        display: flex !important;
    }

    .secondary_nav__navlist {
        margin-right: 0.5rem;
    }

    .content__button {
        width: 100%;
    }

    .content__inner_box.-card_box_head {
        flex-direction: column-reverse;
    }

    .flex_heading {
        margin: 1.5rem 0 -1.5rem 1.5rem;
    }

    .content__box.-card_box.-homepage {
        margin-top: 0;
        padding-top: 0;
    }
}

@media screen and (max-width: 789px) and (min-width: 596px) {
    :root {
        --column-count: 2
    }

    header {
        margin-bottom: 0;
    }

    header, .header__bg_box, .header__slim_box {
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .header__bg_box {
        background-image: none;
    }

    .bg_box__top_bar_left,
    .bg_box__top_bar_middle,
    .bg_box__top_bar_right,
    .bg_box__unicorns,
    .bg_box__big_bg,
    .bg_box__bottom_bar_left,
    .bg_box__bottom_bar_middle,
    .bg_box__bottom_bar_right,
    .bg_box__very_bottom_bar {
        display: none;
    }

    /* slim header - start */
    .header__slim_box {
        background-image: none;
        padding-bottom: 0;
    }

    .slim_box__top_bar_left {
        margin: 0 0.5rem 0 0;
        height: 1.125rem;
        background-image: url("../images/slim_header_top_triangles.svg");
        background-position: right;
        background-repeat: no-repeat;
    }

    .slim_box__top_bar_middle,
    .slim_box__unicorns,
    .slim_box__top_bar_right {
        display: none;
    }
    /* slim header - end */

    .header__claim {
        margin: 1.2rem 1.5rem 0 1.5rem;
        grid-row: 3 / span 1;
        grid-column: 1 / span 5;
        background: var(--wtf-dark-blue);
    }

    .header__claim h2 span {
        padding: 0 1.5rem;
    }

    .header__claim p {
        margin: 0;
        padding: 1.5rem;
        color: var(--wtf-nearly-white);
    }

    .header__sub_claim {
        grid-column: 1 / span 5;
        padding: 0;
        margin: 0 1.5rem 0 1.5rem;
    }

    .sub_claim__box {
        padding-bottom: 2.5rem;
    }

    .header__top_box .header__button {
        display: auto;
    }

    .header__primary_nav {
        height: 2.5rem;
    }

    .secondary_nav__navlist {
        margin-right: 1rem;
    }

    .primary_nav__navlist  {
        display: flex !important;
        margin-right: 1.5rem;
    }

    .primary_nav__navlist > li:hover > .primary_nav__sub_navlist {
        margin: 2.2rem 0 0 -0.5rem;
    }

    .primary_nav__members, .primary_nav__lang_switch {
        display: none;
    }

    .primary_nav__toggle {
        display: none;
    }

    .content__inner_box.-logo_header {
        margin: -0.5rem 1.5rem 0 1.5rem;
    }

    /* homepage - start */
    .content__box.-heading {
        margin-bottom: 1rem;
    }

    .content__half_box, .content__third_box {
        flex-direction: column;
        padding: 0;
        width: auto;
    }

    .content__inner_half_box, .content__inner_third_box {
        width: auto;
        margin: 0 1.5rem;
    }

    .content__button {
        width: 40%;
        margin: 0 0 0 auto;
    }

    .content__inner_third_heading {
        margin-top: 3rem;
    }

    .content__inner_box.-card_box_head {
        flex-direction: column-reverse;
        margin-bottom: 0;
    }

    .flex_heading {
        margin: 1.5rem 0 -1.5rem 1.5rem;
    }

    .content__box.-card_box.-homepage {
        margin-top: 0;
        padding-top: 0;
    }

    .card {
        max-width: 250px;
    }
    /* homepage - end */

    .pod_ctrl_box {
        margin-top: 1.5rem;
    }

    .content__inner_aggregate_box {
        margin: 1.5rem 1rem;
        flex-grow: 1;
    }
}

@media screen and (max-width: 595px) {
    :root {
        --column-count: 1
    }

    /* global styles - start */
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.25rem;
    }

    h3 {
        font-size: 1.15rem;
    }

    h4 {
        font-size: 1.1rem;
    }

    h5 {
        font-size: 1.05rem;
    }

    /* global styles - start */

    .header__secondary_nav {
        display: none;
    }

    .header__primary_nav {
        background-color: transparent;
    }

    .primary_nav__members, .primary_nav__lang_switch {
        display: block;
    }

    header {
        margin-bottom: 0;
    }

    header, .header__bg_box, .header__slim_box {
        display: flex;
        flex-direction: column;
        justify-content: center;
    }

    .header__bg_box {
        background-image: none;
    }

    .header__slim_box {
        margin-top: -3rem;
    }

    .header__claim {
        margin: 0.5rem 0.5rem 0 0.5rem;
        grid-row: 3 / span 1;
        grid-column: 1 / span 5;
        background: var(--wtf-dark-blue);
    }

    .header__claim h2 span {
        padding: 0 1.5rem;
    }

    .header__claim p {
        margin: 0;
        padding: 1.5rem;
        background: var(--wtf-dark-blue);
        color: var(--wtf-nearly-white);
    }

    .header__sub_claim {
        grid-column: 1 / span 5;
        padding: 0;
        margin: 0 0.5rem 0.5rem 0.5rem;
    }

    .header__claim p, .header__sub_claim p {
        font-size: 1rem;
    }

    .header__claim h2, .header__sub_claim h2 {
        font-size: 1.25rem;
    }

    .header__button, .content__button, .claim__button {
        font-size: 1em;
    }

    .bg_box__top_bar_left,
    .bg_box__top_bar_middle,
    .bg_box__top_bar_right,
    .bg_box__unicorns,
    .bg_box__big_bg,
    .bg_box__bottom_bar_left,
    .bg_box__bottom_bar_middle,
    .bg_box__bottom_bar_right,
    .bg_box__very_bottom_bar {
        display: none;
    }

    /* slim header - start */
    .header__slim_box {
        background-image: none;
        margin: 0;
        padding: 0;
        z-index: 40;
    }

    .slim_box__top_bar_left {
        margin: 0 0.5rem 0 0;
        height: 1.125rem;
        background-image: url("../images/slim_header_top_triangles.svg");
        background-position: right;
        background-repeat: no-repeat;
    }

    .slim_box__top_bar_middle,
    .slim_box__top_bar_right,
    .slim_box__unicorns {
        display: none;
    }
    /* slim header - end */

    .sub_claim__box {
        padding-bottom: 2.5rem;
    }

    /* mobile nav - Start */
    .header__primary_nav {
        position: absolute;
        left: 0;
        top: 0;
        justify-content: flex-end;
    }

    .primary_nav__toggle {
        display: block;
        margin: 2.25rem 1rem 0 0;
    }

    .primary_nav__navlist {
        display: none;
        position: absolute;
        top: 6.5rem;
        right: 0;
        border-top: 2px solid var(--wtf-nearly-black);
        border-left: 2px solid var(--wtf-nearly-black);
        border-bottom: 2px solid var(--wtf-nearly-black);
        background-color: var(--wtf-light-grey);
        box-shadow: 5px 0px 15px 5px rgba(0, 0, 0, 0.25);
    }

    .primary_nav__navitem {
        margin: 0;
        padding: 1rem 1rem 1rem 1.5rem;
        display: block;
    }

    .primary_nav__sub_navlist {
        display: block;
        background-color: transparent;
        border: none;
        box-shadow: none;
        margin: 0 0 0 1rem;
    }

    .primary_nav__navlist > li:hover > .primary_nav__sub_navlist {
        margin: 0 0 0 1rem;
        position: static;
        background-color: transparent;
        border: none;
        box-shadow: none;
    }

    .primary_nav__sub_navitem {
        margin: 0;
        padding: 0.5rem 0.5rem;
        list-style: none;
        text-align: left;
        border-top: 1px solid var(--wtf-mid-grey);
    }

    .primary_nav__sub_navitem {
        border-top: none;
    }

    .primary_nav__navlink,
    .primary_nav__sub_navlink {
        color: var(--wtf-nearly-black)
    }

    .primary_nav__navlink:hover {
        color: var(--wtf-mid-grey);
    }
    /* mobile nav - Ende */

    /* homepage - start */
    .body__separator {
        margin: 0;
    }

    .content__inner_box.-logo_header {
        margin: -0.5rem 1.5rem 0 1.5rem;
    }

    .content__box.-heading {
        margin-bottom: 1rem;
    }

    .content__half_box, .content__third_box {
        flex-direction: column;
        padding: 0;
        width: auto;
    }

    .content__inner_half_box, .content__inner_third_box {
        width: auto;
        margin: 0 1.5rem;
    }

    .content__button {
        width: auto;
        margin: -0.5rem 0 0 auto;
    }

    .content__inner_third_heading {
        margin-top: 1.5rem;
    }

    .content__inner_box.-card_box_head {
        flex-direction: column-reverse;
        margin-bottom: 0;
    }

    .flex_heading {
        margin: 1.5rem 0 -1.5rem 1.5rem;
    }

    .content__box.-card_box.-homepage {
        margin-top: 0;
        padding-top: 0;
    }

    .card {
        margin-top: 1.5rem;
        max-width: 450px;
    }
    /* homepage - end */

    /* content - start */
    .content__teaser {
        font-size: 1rem;
    }

    .pod_ctrl_box {
        margin-top: 1.5rem;
    }

    .content__inner_aggregate_box {
        margin: 1.5;
        flex-grow: 1;
    }
    /* content - end */

    /* footer - start */
    footer {
        grid-template-rows: 23px auto;
        grid-template-columns: auto 34px 15%;
    }

    .footer__wrapper {
        padding: 6% 0%;
    }
    .footer__nav {
        flex-direction: column;
    }

    .footer__navitem {
        margin: 1rem 0;
        padding: 0;
        order: 2;
    }

    .footer__navitem.-second {
        order: 1;
    }
    /* footer - end */
}