.bl-screensaver-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 999999;
    background: #000;
}

.bl-screensaver-overlay canvas {
    display: block;
    width: 100%;
    height: 100%;
}

.bl-screensaver-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: #fff;
    font-size: 36px;
    cursor: pointer;
    line-height: 1;
    z-index: 1;
}

.bl-screensaver-close:hover {
    opacity: 0.7;
}