made the help page responsive

extension/ui/pages/help.css

@@ -160,4 +160,20 @@ kbd.light,
     -moz-box-shadow: inset 0 0 1px rgb(255, 255, 255), inset 0 0 .4em rgb(200, 200, 200), 0 .1em 0 rgb(130, 130, 130), 0 .11em 0 rgba(0, 0, 0, .4), 0 .1em .11em rgba(0, 0, 0, .9);
     -webkit-box-shadow: inset 0 0 1px rgb(255, 255, 255), inset 0 0 .4em rgb(200, 200, 200), 0 .1em 0 rgb(130, 130, 130), 0 .11em 0 rgba(0, 0, 0, .4), 0 .1em .11em rgba(0, 0, 0, .9);
     box-shadow: inset 0 0 1px rgb(255, 255, 255), inset 0 0 .4em rgb(200, 200, 200), 0 .1em 0 rgb(130, 130, 130), 0 .11em 0 rgba(0, 0, 0, .4), 0 .1em .11em rgba(0, 0, 0, .9);
+}
+
+@media (max-width:800px) {
+    body {
+        background-color: white;
+        margin: 0px;
+    }
+    body>div {
+        border-width: 0px;
+    }
+    ol {
+        padding-left: 20px;
+    }
+    ul {
+        padding-left: 10px;
+    }
 }