* {
    margin: 0;
    padding: 0;
    list-style: none;
}

.list img {
    width: 100px;
}

.preview {
    width: 100vw;
    height: 100vh;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 999;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.preview .zz {
    width: 100%;
    height: 100%;
    background: #000000c4;
    z-index: -1;
    position: absolute;
}

.preview .preview_img {
   transition: all 0.5s;
   user-select: none;
   cursor: pointer;
}

.preview .icon-close {
    position: absolute;
    z-index: 2;
    right: 10px;
    top: 10px;
    color: #fff;
    font-size: 40px;
}

.preview .button {
    position: absolute;
    width: 100%;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    box-sizing: border-box;
}

.preview .button i {
    color: #fff;
    font-size: 25px;

}

.preview .icon {
    z-index: 2;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: 30px;
    padding: 9px 10px;
    background: #716f6fc4;
    border-radius: 25px;
    
}

.preview .icon i {
    color: #fff;
    font-size: 22px;
    margin-right: 20px;
    cursor: pointer;
    user-select: none;
}

.preview .icon i:last-child {
    margin-right: 0px;
}

.icon .right {
    transform: rotateY(180deg);
    display: inline-block;
}