diff --git a/src/page/basics/video/video.scss b/src/page/basics/video/video.scss
index d77fb7f..db0fcce 100644
--- a/src/page/basics/video/video.scss
+++ b/src/page/basics/video/video.scss
@@ -1,14 +1,6 @@
 @use '../../../style/mixins' as *;
 
 .video-container {
-  & > *:not(.start-button) {
-    position: absolute;
-    left: 0;
-    top: 0;
-    right: 0;
-    bottom: 0;
-  }
-
   .loading {
     @include square(var(--large-icon-size));
     @include absolute-center;
@@ -32,4 +24,8 @@
   &.fully-loaded video {
     visibility: visible;
   }
+
+  .start-button {
+    z-index: 1;
+  }
 }
diff --git a/src/static/media/ad_astra.jpg b/src/static/media/ad_astra.jpg
index 1cb52dd..890731e 100644
Binary files a/src/static/media/ad_astra.jpg and b/src/static/media/ad_astra.jpg differ
diff --git a/src/styles.scss b/src/styles.scss
index 0fed989..05f2224 100644
--- a/src/styles.scss
+++ b/src/styles.scss
@@ -92,6 +92,9 @@ noscript {
     left: 0;
     height: 100%;
     width: 100%;
+
+    // the picture of videos is not always visible on firefox mobile without this
+    transform: translate3d(0, 0, 0.00001px);
   }
 }