.webgl-content * {border: 0; margin: 0; padding: 0}
.webgl-content {
    position: absolute;
    top: 50%;
    left: 50%;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
}

.webgl-content, .progress {
    position: absolute;
    left: 50%;
    top: 50%;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
}

.webgl-content .progress {
    height: 80px;
    width: 480px;
    margin-top: 30px;
}

.webgl-content .progress .empty {
    background: url('progressEmpty.png') no-repeat right / cover;
    float: right;
    width: 100%;
    height: 100%;
    display: inline-block;
}

.webgl-content .progress .full {
    background: url('progressFull.png') no-repeat left / cover;
    float: left;
    width: 0%;
    height: 100%;
    display: inline-block;
}