.grtyoutube-popup {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 99999;
}

.grtyoutube-popup-content {
    margin-top: 150px;
    width: 95%;
    max-width: 850px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
}

.grtyoutube-popup-close {
    position: absolute;
    top: -30px;
    right: 0;
    color: #FFF;
    font-size: 25px;
    width: 17px;
    height: 17px;
    cursor: pointer;
}

.grtyoutube-iframe {
    width: 100%;
    height: 480px;
}

@media (max-width: 767px) {
    .grtyoutube-iframe {
        width: 100%;
        height: 350px;
    }
}

.grtyoutube-dark-theme {
    background: rgba(0, 0, 0, 0.85);
}

.grtyoutube-dark-theme .grtyoutube-popup-content {
    -webkit-box-shadow: 0px 0px 8px 0px rgba(255, 255, 255, 0.4);
    -moz-box-shadow: 0px 0px 8px 0px rgba(255, 255, 255, 0.4);
    box-shadow: 0px 0px 8px 0px rgba(255, 255, 255, 0.4);
}

.grtyoutube-dark-theme .grtyoutube-popup-close {
    background: url('icon-close-white.png') no-repeat;
}

.grtyoutube-light-theme {
    background: rgba(255, 255, 255, 0.85);
}

.grtyoutube-light-theme .grtyoutube-popup-content {
    -webkit-box-shadow: 0px 0px 8px 0px rgba(0, 0, 0, 0.4);
    -moz-box-shadow: 0px 0px 8px 0px rgba(0, 0, 0, 0.4);
    box-shadow: 0px 0px 8px 0px rgba(0, 0, 0, 0.4);
}

.grtyoutube-light-theme .grtyoutube-popup-close {
    background: url('icon-close-black.png') no-repeat;
}