// Interactive // Details details { // Add the correct display in Edge, IE, and Firefox. display: block; } summary { // Add the correct display in all browsers. display: list-item; } // Menu menu { // Set 1 unit of vertical rhythm on the top and bottom margin. @include margin(1 0); // Set consistent space for the list style image. padding: 0 0 0 $indent-amount; @include rtl { padding: 0 $indent-amount 0 0; } // Turn off margins on nested lists. menu &, ol &, ul & { margin: 0; } }