diff --git a/sphinx/source/_static/epub_cover.png b/sphinx/source/_static/epub_cover.png
new file mode 100644
index 0000000..d7de6fd
Binary files /dev/null and b/sphinx/source/_static/epub_cover.png differ
diff --git a/sphinx/source/conf.py b/sphinx/source/conf.py
index ad37f81..7daa9d1 100644
--- a/sphinx/source/conf.py
+++ b/sphinx/source/conf.py
@@ -91,4 +91,4 @@ latex_logo = '_static/wtf_coop_header.png'
 latex_show_urls = 'footnote'
 
 epub_theme = 'wtf_epub'
-epub_cover = ('_static/wtf_coop_header.png', 'epub-cover.html')
+epub_cover = ('_static/epub_cover.png', 'epub-cover.html')
diff --git a/sphinx/theme/wtf_epub/epub-cover.html b/sphinx/theme/wtf_epub/epub-cover.html
index fdd8763..5a93847 100644
--- a/sphinx/theme/wtf_epub/epub-cover.html
+++ b/sphinx/theme/wtf_epub/epub-cover.html
@@ -19,7 +19,5 @@ Sample template for the html cover page.
 {%- block footer %}{% endblock %}
 
 {% block content %}
-<div class="epub-cover">
-<img src="{{ image }}" alt="Cover image" />
-</div>
+<div class="epub-cover" style="background-image: url('{{ image }}');"></div>
 {% endblock %}
diff --git a/sphinx/theme/wtf_epub/static/css/style.css b/sphinx/theme/wtf_epub/static/css/style.css
new file mode 100644
index 0000000..17bf81e
--- /dev/null
+++ b/sphinx/theme/wtf_epub/static/css/style.css
@@ -0,0 +1,9 @@
+.epub-cover {
+    margin: 0;
+    padding: 0;
+    width: 100%;
+    height: 100%;
+    background-size: contain;
+    background-repeat: no-repeat;
+    background-position: center;
+}
diff --git a/sphinx/theme/wtf_epub/theme.conf b/sphinx/theme/wtf_epub/theme.conf
index c4640d8..42292c6 100644
--- a/sphinx/theme/wtf_epub/theme.conf
+++ b/sphinx/theme/wtf_epub/theme.conf
@@ -1,2 +1,3 @@
 [theme]
 inherit = epub
+stylesheet = css/style.css