Modify theme to span entire width of the browser window

It gets pretty annoying to have to scroll sideways to read long commands...

docs/stylesheets/extra.css

+@media only screen and (min-width: 76.25em) {
+  .md-main__inner {
+    max-width: none;
+  }
+  .md-sidebar--primary {
+    left: 0;
+  }
+  .md-sidebar--secondary {
+    right: 0;
+    margin-left: 0;
+    -webkit-transform: none;
+    transform: none;   
+  }
+}