diff --git a/src/content-handlers/iiif/modules/uv-mediaelementcenterpanel-module/css/mediaelementplayer.less b/src/content-handlers/iiif/modules/uv-mediaelementcenterpanel-module/css/mediaelementplayer.less
index 1371f380d..825054d2d 100644
--- a/src/content-handlers/iiif/modules/uv-mediaelementcenterpanel-module/css/mediaelementplayer.less
+++ b/src/content-handlers/iiif/modules/uv-mediaelementcenterpanel-module/css/mediaelementplayer.less
@@ -21,6 +21,7 @@ Reference: http://blog.rrwd.nl/2015/04/04/the-screen-reader-text-class-why-and-h
   text-align: left;
   text-indent: 0;
   vertical-align: top;
+  width: 100% !important;
 }
 
 .mejs__container * {
diff --git a/src/content-handlers/iiif/modules/uv-mediaelementcenterpanel-module/css/styles.less b/src/content-handlers/iiif/modules/uv-mediaelementcenterpanel-module/css/styles.less
index c409af584..2f73132c1 100644
--- a/src/content-handlers/iiif/modules/uv-mediaelementcenterpanel-module/css/styles.less
+++ b/src/content-handlers/iiif/modules/uv-mediaelementcenterpanel-module/css/styles.less
@@ -20,11 +20,11 @@
         overflow: hidden;
 
         .container {
-
           display: flex;
           align-items: center;
           margin: auto;
-          width: 100%;
+          width: 100% !important;
+          max-width: 1200px;
           height: 100%;
         }
       }