.bg1 {
    width: 100%;
    height: 100%;
    display: block;
}

.bg2,
.bg3 {
    height: 260px;
}

.bg2>div {
    width: 500px;
    overflow: hidden;
    margin: 0 auto;
}

.bg2>div>div {
    overflow: hidden;
    float: left;
    padding: 0 38px;
}

.bg2>div>div>p {
    width: 172px;
    height: 172px;

}

.bg2>div>div>span {
    width: 100%;
    display: inline-block;
    text-align: center;
    font-size: 18px;
    color: #666;
}

.bg2>div>div>p>img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

#scroll {
    width: 500px;
    height: 130px;
    /* height: 160px; */
    overflow: hidden;
    margin: 0 auto;
    /* margin: 60px auto; */
    text-align: center;
}

#scroll ul {
    overflow: hidden;
}

.bg3 ul li {
    padding: 13px 0;
}

.bg3 ul li span {
    margin: 0 3px;
}