body {
    background: url(../images/bg.png) left top no-repeat;
    background-size: 100% 100%;
    width: 100%;
    padding-bottom: .2rem;
    box-sizing: border-box;
    height: 100vh;
}

header {
    background: url(../images/top.png) left top no-repeat;
    background-size: 100% 100%;
    width: 100%;
    height: 1.3rem;
}

header .header_wrap {
    height: 1.3rem;
}

header .header_wrap .header_txt {
    width: 100%;
    height: 1.3rem;
    position: relative;
}

header h1 {
    /* position: absolute; */
    /* left: 50%; */
    /* top: 30%; */
    /* transform: translateX(-50%); */
    font-size: .36rem;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #FFFFFF;
    text-align: center;
    padding-top: 2%;
}

header h2 {
    /* position: absolute; */
    /* left: 50%; */
    /* top: 60%; */
    /* transform: translateX(-50%); */
    font-size: .12rem;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #00FFFF;
    text-align: center;
}

header p {
    position: absolute;
    right: 15%;
    bottom: 5%;
    font-size: .2rem;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #00FFFF;
}

main h2 {
    font-size: .25rem;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #00FFFF;
    text-align: center;
    margin-top: .1rem;
}

.content {
    margin-top: .1rem;
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
}

.content .left {
    width: 40%;
}

.left_top {
    background: url(../images/content_bg1.png) left top no-repeat;
    background-size: 100% 100%;
    width: 100%;
    height: 3.4rem;
    padding: .3rem .2rem;
    box-sizing: border-box;
}

.left_top #main1 {
    margin: .1rem auto 0;
}

.left_bottom {
    background: url(../images/content_bg2.png) left top no-repeat;
    background-size: 100% 100%;
    width: 100%;
    height: 3.3rem;
    padding: .3rem .2rem;
    box-sizing: border-box;
}

.left_bottom #main2 {
    margin: .1rem auto 0;
    text-align: left;
}

.content .right {
    width: 60%;
    /*margin-right: 3%;*/
}

.right_top {
    background: url(../images/content_bg3.png) left top no-repeat;
    background-size: 100% 100%;
    width: 100%;
    height: 3.4rem;
    padding: .16rem .7rem;
    box-sizing: border-box;
}

.right_top ul li {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    padding: .108rem .1rem;
    box-sizing: border-box;
}

.right_top ul li:first-child p {
    font-size: .2rem;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #01F3FC;
}

.right_top ul li p {
    font-size: .16rem;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #FFFFFF;
    text-align: center;
    width: 20%;
}

.right_top ul li:nth-child(2n) {
    background-color: #133977;
}

.right_bottom_box {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    height: 3.4rem;
}

.right_bottom {
    background: url(../images/content_bg4.png) left top no-repeat;
    background-size: 100% 100%;
    width: 50%;
    height: 3.3rem;
    padding: .4rem;
    box-sizing: border-box;
}

.right_bottom h3 {
    font-size: .2rem;
    font-family: Source Han Sans CN;
    font-weight: bold;
    color: #01F3FC;
    margin-bottom: .2rem;
}

.right_bottom video {
    width: 80%;
    height: 2rem;
    display: block;
    margin: 0 auto;
    outline: none;
}

.example {
    width:100%;
    height: 2.1rem;
    margin: 0 auto;
    display: block;
}