html, body { margin: 0; padding: 0; min-height: 100vh; } body { display:flex; align-items:center; justify-content:center; background-color: #212121; } .wrap { padding: 50px; background-color: #fff; background-color: #424242; box-shadow: 0 0 50px 1px #ff3000; } .logo { text-align: center; margin-bottom: 100px; } .jSlots-wrapper { overflow: hidden; height: 100px; display: inline-block; /* to size correctly, can use float too, or width*/ /*border: 2px solid #999;*/ transform: translateZ(0); background-color: #212121; padding: 0 5px; } .slots { box-shadow: 0 0 10px 1px #000 inset; font-size: 0; } ul { padding: 0; margin: 0; list-style: none; } .slot { float: left; } .slot li { text-align: center; padding: 0 30px; margin: 0 10px; line-height: 100px; font-size: 2rem; border-left: 2px solid #ccc; border-right: 2px solid #ccc; background-color: #424242; }