diff --git a/src/scss/custom.scss b/src/scss/custom.scss
index 0a1cee62..74edaea6 100644
--- a/src/scss/custom.scss
+++ b/src/scss/custom.scss
@@ -2376,10 +2376,10 @@ textarea:focus {
   background-image: -o-linear-gradient(top, #ffffff, #e6e6e6);
   background-image: linear-gradient(to bottom, #ffffff, #e6e6e6);
   background-repeat: repeat-x;
-  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffffffff', endColorstr='#ffe6e6e6', GradientType=0);
+  filter: "progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffffffff', endColorstr='#ffe6e6e6', GradientType=0)";
   border-color: #e6e6e6 #e6e6e6 #bfbfbf;
   border-color: rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.25);
-  filter: progid:DXImageTransform.Microsoft.gradient(enabled=false);
+  filter: "progid:DXImageTransform.Microsoft.gradient(enabled=false)";
   border: 1px solid #cccccc;
   border-bottom-color: #b3b3b3;
   -webkit-border-radius: 4px;
@@ -2770,8 +2770,8 @@ ul.widget_tally .count {
   -webkit-border-radius: 4px;
   -moz-border-radius: 4px;
   border-radius: 4px;
-  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffffffff', endColorstr='#ffe6e6e6', GradientType=0);
-  filter: progid:DXImageTransform.Microsoft.gradient(enabled=false);
+  filter: "progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffffffff', endColorstr='#ffe6e6e6', GradientType=0)";
+  filter: "progid:DXImageTransform.Microsoft.gradient(enabled=false)";
   padding-bottom: 10px;
   -webkit-box-shadow: 0 4px 6px -6px #222;
   -moz-box-shadow: 0 4px 6px -6px #222;
@@ -3626,7 +3626,7 @@ a.hiddenanchor {
   background: -o-linear-gradient(top, rgba(247, 249, 250, 1) 0%, rgba(240, 240, 240, 1) 100%);
   background: -ms-linear-gradient(top, rgba(247, 249, 250, 1) 0%, rgba(240, 240, 240, 1) 100%);
   background: linear-gradient(to bottom, rgba(247, 249, 250, 1) 0%, rgba(240, 240, 240, 1) 100%);
-  filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#f7f9fa', endColorstr='#f0f0f0', GradientType=0);
+  filter: "progid:DXImageTransform.Microsoft.gradient( startColorstr='#f7f9fa', endColorstr='#f0f0f0', GradientType=0)";
   -webkit-box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1) inset;
   -moz-box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1) inset;
   -ms-box-shadow: 0 1px 2px rgba(0, 0, 0, 0.1) inset;