Merge pull request #3472 from rabuzarus/feature/frio/fixedaside2

Frio: better UX for aside bar

view/theme/frio/css/style.css

@@ -100,6 +100,36 @@ code {
 }
 .help-content-wrapper code, .help-aside-wrapper code {display: inline}
 
+/**
+ * mobile aside
+ */
+@media screen and (max-width: 990px) {
+    aside{
+        position: fixed!important;
+        top: 0!important;
+        background-color: #fff;
+        width: 100%;
+        max-width: 300px;
+        height: 100%;
+        padding-top: 100px;
+        z-index: 10;
+    }
+    aside::before {
+        content: " ";
+        position: fixed;
+        display: block;
+        top: 0; left: 300px; right: 0; bottom: 0;
+        background-color: rgba(0,0,0,0.4);
+        opacity: 0;
+        transition: opacity 0.5s;
+    }
+    aside.canvas-slid::before {
+        opacity: 1;
+    }
+
+    /* prevent page scroll when the aside is opened **/
+    body.aside-out { overflow: hidden; }
+}
 /*
 * standard page elements
 */