.popup-bigic {
    position: fixed;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    overflow: hidden;
    z-index: 999;
}

    .popup-bigic .loading-bigic {
        position: absolute;
        left: 50%;
        top: 50%;
        width: 24px;
        height: 24px;
        margin-left: -12px;
        margin-top: -12px;
    }

    .popup-bigic .img-bigic {
        position: absolute;
    }

.option-bigic {
    position: absolute;
    right: 20px;
    top: 20px;
    z-index: 1;
}

    .option-bigic span {
        display: inline-block;
        width: 40px;
        height: 40px;
        margin-right: 20px;
        text-indent: -999px;
        overflow: hidden;
        cursor: pointer;
        border-radius: 5px;
        background-image: url(icons.png);
        background-repeat: no-repeat;
        background-color: #fff;
        opacity: .5;
    }

        .option-bigic span:hover {
            opacity: 1;
        }

        .option-bigic span.change-bigic {
            display: none;
            background-position: -52px 3px;
        }

        .option-bigic span.max-bigic {
            display: none;
            background-position: -119px 3px;
        }

        .option-bigic span.close-bigic {
            background-position: 8px 8px;
        }