.modal {
    display: none;
    position: fixed;
    z-index: 1;
    padding-top: 50px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
}

.modal img {
    display: block;
    margin: 0 auto;
    border: 1px solid #aaa;
    padding: 3px;
    max-width: 1400px;
    max-height: 1000px;
    width: auto;
    height: auto;
}

.modal video {
    display: block;
    margin: 0 auto;
    max-width: 1400px;
    max-height: 1000px;
    width: auto;
    height: auto;
    border: 1px solid #aaa;
    padding: 3px;
}

.imgclose {
    position: absolute;
    top: 10px;
    right: 15px;
    font-size: 30px;
    cursor: pointer;
    color: #f00;
}