Added fix for circut simulator

common/lib/xmodule/xmodule/css/capa/display.scss

 h2 {
-margin-top: 0;
-margin-bottom: 15px;
-width: flex-grid(2, 9);
-padding-right: flex-gutter(9);
-border-right: 1px dashed #ddd;
-@include box-sizing(border-box);
-display: table-cell;
-vertical-align: top;
-
-&.problem-header {
+  margin-top: 0;
+  margin-bottom: 15px;
+  width: flex-grid(2, 9);
+  padding-right: flex-gutter(9);
+  border-right: 1px dashed #ddd;
+  @include box-sizing(border-box);
+  display: table-cell;
+  vertical-align: top;
+
+  &.problem-header {
     section.staff {
       margin-top: 30px;
       font-size: 80%;
     }
-}
+  }
 
-@media screen and (max-width:1120px) {
+  @media screen and (max-width:1120px) {
     display: block;
     width: auto;
     border-right: 0;
-}
+  }
 
-@media print {
+  @media print {
     display: block;
     width: auto;
     border-right: 0;
-}
+  }
 }
 
 section.problem {
-display: table-cell;
-width: flex-grid(7, 9);
-padding-left: flex-gutter(9);
+  display: table-cell;
+  width: flex-grid(7, 9);
+  padding-left: flex-gutter(9);
 
-@media screen and (max-width:1120px) {
+  @media screen and (max-width:1120px) {
     display: block;
     width: auto;
     padding: 0;
-}
+  }
 
-@media print {
+  @media print {
     display: block;
     width: auto;
     padding: 0;
@@ -47,11 +47,11 @@ padding-left: flex-gutter(9);
     canvas, img {
       page-break-inside: avoid;
     }
-}
+  }
 
 
 
-div {
+  div {
     p.status {
       text-indent: -9999px;
       margin: -1px 0 0 10px;
@@ -186,68 +186,62 @@ div {
         top: 6px;
       }
     }
-}
+  }
 
-ul {
+  ul {
     list-style: disc outside none;
     margin-bottom: lh();
     margin-left: .75em;
     margin-left: .75rem;
-}
+  }
 
-ol {
+  ol {
     list-style: decimal outside none;
     margin-bottom: lh();
     margin-left: .75em;
     margin-left: .75rem;
-}
+  }
 
-dl {
+  dl {
     line-height: 1.4em;
-}
+  }
 
-dl dt {
+  dl dt {
     font-weight: bold;
-}
+  }
 
-dl dd {
+  dl dd {
     margin-bottom: 0;
-}
+  }
 
-dd {
+  dd {
     margin-left: .5em;
     margin-left: .5rem;
-}
+  }
 
-li {
+  li {
     line-height: 1.4em;
     margin-bottom: lh(.5);
 
     &:last-child {
       margin-bottom: 0;
     }
-}
+  }
 
-p {
+  p {
     margin-bottom: lh();
-}
+  }
 
-table {
+  table {
     margin-bottom: lh();
-  width: 100%;
-  // border: 1px solid #ddd;
     border-collapse: collapse;
+    table-layout: auto;
 
     th {
-    // border-bottom: 2px solid #ccc;
       font-weight: bold;
       text-align: left;
     }
 
-  td {
-    // border: 1px solid #ddd;
-  }
-
     caption, th, td {
       padding: .25em .75em .25em 0;
       padding: .25rem .75rem .25rem 0;
@@ -265,9 +259,9 @@ table {
       vertical-align: middle;
     }
 
-}
+  }
 
-hr {
+  hr {
     background: #ddd;
     border: none;
     clear: both;
@@ -276,23 +270,23 @@ hr {
     height: 1px;
     margin: 0 0 .75rem;
     width: 100%;
-}
+  }
 
-.hidden {
+  .hidden {
     display: none;
     visibility: hidden;
-}
+  }
 
-#{$all-text-inputs} {
+  #{$all-text-inputs} {
     display: inline;
     width: auto;
-}
+  }
 
-// this supports a deprecated element and should be removed once the center tag is removed
-center {
+  // this supports a deprecated element and should be removed once the center tag is removed
+  center {
     display: block;
     margin: lh() 0;
     border: 1px solid #ccc;
     padding: lh();
-}
+  }
 }