eight: 450px;
            position: relative;
            outline: 1px solid #eee;
        }

        .container > div::after {
            position: absolute;
            display: block;
            bottom: 0;
            left: 0;
            padding: 5px;
            background: rgba(0, 0, 0, 0.4);
            color: #fff;
            content: attr(data-title);
        }

        .container canvas {
            width: 100%;
            height: 100%;
            background: #333;
        }

        .contai