html,
body,
div,
ul,
li,
a,
img {
    margin: 0;
    padding: 0;
    list-style: none;
}
html,
body {
    width: 100%;
    height: 100%;
}
#photo {
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: relative;
    background-image: url("../img/ball.png"), url("../img/bg.png");
    background-repeat: no-repeat, no-repeat;
    background-size: auto 120%, 100% 100%;
    background-position: center, center;
}
#photo::after {
    content: "";
    width: 100%;
    height: 100%;
    overflow: hidden;
    position: fixed;
    background-image: url("../img/ball1.png");
    background-repeat: no-repeat;
    background-size: auto 120%;
    background-position: center;
    left: 0;
    top: 0;
}
#photo > a {
    display: block;
    position: fixed;
    width: 200px;
    bottom: 20px;
    left: 50%;
    margin-left: -100px;
    background: linear-gradient(to right, #33ed8a, #00a4e7);
    color: white;
    text-align: center;
    height: 50px;
    line-height: 50px;
    border-radius: 30px;
    text-decoration: none;
}
#photo .pic-view {
    height: 100%;
    display: -webkit-box;
    display: box;
    overflow: hidden;
    -webkit-transition: all 0.3s ease;
    transition: all 0.3s ease-out;
    transform: scale(0.2);
    opacity: 0;
}
#photo .pic-view li {
    position: absolute;
    height: 100%;
    width: 100%;
    display: box;
    display: -webkit-box;
    text-align: center;
    -webkit-box-pack: center;
    -webkit-box-align: center;
    overflow: hidden;
    opacity: 1;
}
#photo .pic-view li img {
    display: block;
    height: 100%;
    object-fit: cover;
}
.pagination {
    width: 100%;
    left: 0;
    bottom: 10px;
    position: absolute;
    text-align: center;
    -webkit-transition: 300ms;
    transition: 300ms;
    z-index: 10;
    -webkit-transform: translate3d(0, 0, 0);
    transform: translate3d(0, 0, 0);
}
.pagination span {
    width: 8px;
    height: 8px;
    display: inline-block;
    border-radius: 100%;
    background: #fff;
    opacity: 0.5;
    margin: 0 3px;
}
.pagination span.active {
    opacity: 1;
    background: #fff;
}