DevTools: Blackbox content scripts - frontend.

Source/devtools/front_end/helpScreen.css

 .help-window-outer {
     position: absolute !important;
     top: 0;
     left: 0;
     right: 0;
     bottom: 0;
     z-index: 2000;
 }
 
 .help-window-main {
@@ skipping 589 matching lines @@
 
 .blackbox-dialog .columns-header span {
     width: 50%;
     display: -webkit-box;
 }
 
 .blackbox-dialog .columns-header span + span {
     margin-left: -7px
 }
 
+.blackbox-content-scripts {
+    padding: 0 0 14px 0;
+    margin-left: -4px;
+}
+
 .settings-dialog .done-button {
     float: right;
 }
 
 .settings-glass-pane {
     -webkit-box-align: center;
     -webkit-box-orient: vertical;
     -webkit-box-pack: center;
     display: -webkit-box;
     z-index: 2000 !important;
@@ skipping 13 matching lines @@
     display: none;
 }
 
 .settings-experiment-hidden label {
     background-color: #ddd;
 }
 
 .settings-developer-mode .settings-experiment-hidden {
     display: block;
 }