diff --git a/mocha.css b/mocha.css
index 759a6c8c47..cd24c430d1 100644
--- a/mocha.css
+++ b/mocha.css
@@ -92,7 +92,7 @@ body {
   color: #fff;
   -webkit-box-shadow: inset 0 1px 1px rgba(0,0,0,.2);
   -moz-box-shadow: inset 0 1px 1px rgba(0,0,0,.2);
-  box-shadow: inset 0 1px 1px rgba(0,0,0,.2);
+  -box-shadow: inset 0 1px 1px rgba(0,0,0,.2);
   -webkit-border-radius: 5px;
   -moz-border-radius: 5px;
   -ms-border-radius: 5px;
@@ -148,23 +148,28 @@ body {
   padding: 15px;
   border: 1px solid #eee;
   max-width: 85%; /*(1)*/
+  max-width: -webkit-calc(100% - 42px);
+  max-width: -moz-calc(100% - 42px);
   max-width: calc(100% - 42px); /*(2)*/
   max-height: 300px;
   word-wrap: break-word;
   border-bottom-color: #ddd;
-  -webkit-border-radius: 3px;
   -webkit-box-shadow: 0 1px 3px #eee;
-  -moz-border-radius: 3px;
   -moz-box-shadow: 0 1px 3px #eee;
+  box-shadow: 0 1px 3px #eee;
+  -webkit-border-radius: 3px;
+  -moz-border-radius: 3px;
   border-radius: 3px;
 }
 
 #mocha .test .html-error pre.error {
   border: none;
-  -webkit-border-radius: none;
-  -webkit-box-shadow: none;
-  -moz-border-radius: none;
-  -moz-box-shadow: none;
+  -webkit-border-radius: 0;
+  -moz-border-radius: 0;
+  border-radius: 0;
+  -webkit-box-shadow: 0;
+  -moz-box-shadow: 0;
+  box-shadow: 0;
   padding: 0;
   margin: 0;
   margin-top: 18px;
@@ -185,13 +190,16 @@ body {
   padding: 15px;
   border: 1px solid #eee;
   max-width: 85%; /*(1)*/
+  max-width: -webkit-calc(100% - 42px);
+  max-width: -moz-calc(100% - 42px);
   max-width: calc(100% - 42px); /*(2)*/
   word-wrap: break-word;
   border-bottom-color: #ddd;
-  -webkit-border-radius: 3px;
   -webkit-box-shadow: 0 1px 3px #eee;
-  -moz-border-radius: 3px;
   -moz-box-shadow: 0 1px 3px #eee;
+  box-shadow: 0 1px 3px #eee;
+  -webkit-border-radius: 3px;
+  -moz-border-radius: 3px;
   border-radius: 3px;
 }
 
@@ -212,10 +220,12 @@ body {
   text-align: center;
   background: #eee;
   font-size: 15px;
+  -webkit-border-radius: 15px;
   -moz-border-radius: 15px;
   border-radius: 15px;
-  -webkit-transition: opacity 200ms;
-  -moz-transition: opacity 200ms;
+  -webkit-transition:opacity 200ms;
+  -moz-transition:opacity 200ms;
+  -o-transition:opacity 200ms;
   transition: opacity 200ms;
   opacity: 0.3;
   color: #888;
@@ -261,13 +271,15 @@ body {
 #mocha-stats .progress {
   float: right;
   padding-top: 0;
-  
+
   /**
    * Set safe initial values, so mochas .progress does not inherit these
    * properties from Bootstrap .progress (which causes .progress height to
    * equal line height set in Bootstrap).
    */
   height: auto;
+  -webkit-box-shadow: none;
+  -moz-box-shadow: none;
   box-shadow: none;
   background-color: initial;
 }