.div1 {
    width: 820px;
    height: 573px;
    /* height：为图片高度513px+滚动条高度20px+文本字体高度20px+20px留白
     */
    position: relative;
    background: white;
    overflow-x: auto;
    overflow-y: hidden;
    margin: 0 auto;
}

.div1 ul {
    position: absolute;
    left: 0;
    top: 0;
    display: flex;
    flex-flow: row nowrap;
    flex-shrink: 0;
}

.div1 ul li {
    list-style: none;
    flex: none;
}

.div1 ul li img {
    text-indent: 0px;
    display: inline-block;
    width: 820px;
    height: 513px;
}

.div1 ul li p {
    margin: 0 auto;
    padding: 0;
    font-size: 1.6rem;
    color: rgb(95, 156, 239);
    text-align: center;
}

.pic1 {
    text-indent: 0px;
    text-align: center;
    color: rgb(95, 156, 239);
    font-size: 1.6rem;
}