body,button, input, select, textarea,h1 ,h2, h3, h4, h5, h6,p { font-family: "PingFang SC;"}
html,body{
    width: 100%;
    margin: 0;
    padding: 0;
}
/* 背景图以后可能做成banner */
.head-nav {
    min-width: 1200px;
    height: 600px;
    background: url('../images/com-js-banner1.png') no-repeat;
    background-size: 100% 100%;
    position: relative;
}
.btn-forfree {
    width: 150px;
    height: 60px;
    background: transparent;
    position: absolute;
    bottom: 33%;
    left: 23%;
    cursor: pointer;
}
.index-content {
    position: relative;
    min-width: 1200px;
}

/* 专为高校打造 开始 */
.content-item1 {
    width: 100%;
    height: 645px;
    background-color: rgb(249,251,255);
    position: relative;
}
.section-infor {
    display: flex;
    justify-content: space-around;
    margin-top: 50px;
}
.infor-item {
    width: 376px;
    height: 350px;
    background: #FFFFFF;
    box-shadow: 0px 5px 20px 0px rgba(122, 173, 254, 0.2);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 0;
}
.infor-item p:first-of-type {
    font-size: 28px;
    font-weight: 540;
    color: #5B6CEF;
}
.infor-item p:last-of-type {
    font-size: 16px;
    font-weight: 500;
    color: #333333;
    margin-top: 20px;
}
.infor-item img {
    margin-bottom: 35px;
}
/* 专为高校打造 结束 */
/* 背景小图片开始 */
.bg-img {
    position: absolute;
    right: 144px;
    top: 116px;
}
.bg-img2 {
    position: absolute;
    left: 144px;
    top: -121px;
}
.bg-img3 {
    width: 203px;
    height: 200px;
    border-radius: 50%;
    position: absolute;
    left: 246px;
    top: 116px;
    background: #F59399;
    opacity: 0.1;
}
.bg-img4 {
    width: 203px;
    height: 203px;
    background: #F59399;
    opacity: 0.5;
    border-radius: 50%;
    position: absolute;
    left: 144px;
    top: -121px;
}
.bg-img5 {
    width: 143px;
    height: 140px;
    background: #A8E3FB;
    opacity: 0.5;
    border-radius: 50%;
    position: absolute;
    left: 300px;
    top: 161px;
}
/* 背景小图片结束 */
/* 智能竞赛管理方式 开始 */
.main-cont {
    width: 1200px;
    height: 100%;
    margin: 0 auto;
    overflow: hidden;
}
.item1-line1 {
    margin-top: 60px;
    text-align: center;
}
.item1-line1 span {
    color: #333;
    font-size: 32px;
    font-weight: 500;
}
.item1-line1.topstyle {
    margin-top: 90px;
}
.item1-line1 h3 {
    font-size: 40px;
    font-weight: 540;
    color: #333333;
    margin-bottom: 20px;
}
.iine3-msg {
    box-sizing: border-box;
}
.msg-infor h3 {
    font-size: 26px;
    font-weight: bold;
    color: #333;
    margin-bottom:25px;
}
p.twotitle {
    font-size: 26px;
    font-weight: 500;
    color: #333333;
    margin-bottom: 20px;
}
p.information {
    font-size: 16px;
    font-weight: 400;
    color: #333333;
    line-height: 1.6;
}
.item1-line2,.item2-line2 {
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin-top: 60px;
}
.item1-line3 {
    height: 732px;
    display: flex;
    align-items: center;
}
.item1-line3 .line3-img {
    width: 80%;
    /* width: 620px; */
    text-align: center;
    margin-left: 60px;
}
.item1-line3.isshowhide {
    display: none;
}
.getmore {
    width: 140px;
    height: 46px;
    background: #5B6CEF;
    border-radius: 5px;
    text-align: center;
    line-height: 46px;
    margin-top: 40px;
    font-size: 16px;
    font-weight: 400;
    color: #FFFFFF;
    cursor: pointer;
}
.content-item2 {
    width: 100%;
    height: 732px;
    background-color: #ffffff;
    position: relative;
    background-size: 772px 815px;
}
/* 智能竞赛管理方式 结束 */

/* 优势功能开始 */
.content-item3 {
    width: 100%;
    background-color: rgb(249,251,255);
    position: relative;
}
.main-cont3 {
    width: 1200px;
    height: 100%;
    box-sizing: border-box;
    padding-top: 65px;
    margin: 0 auto;
    overflow: hidden;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.msg-infor {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}
.main-cont3 h3 {
    font-size: 26px;
    font-weight: 600;
    color: #333333;
    text-align: center;
}
.racelink-hot {
    width: 100%;
    height: 100%;
}
.racelink-hot h3 {
    position: relative;
}
.racelink-hot h3::after {
    content: '';
    display: block;
    width: 48px;
    height: 4px;
    background: url(../images/good-line.png) no-repeat;
    background-size: 100% 100%;
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
}
.good-function {
    display: flex;
    flex-wrap: wrap;
    margin-top: 70px;
    justify-content: space-around;
}
.good-function li {
    width: 26%;
    margin-bottom: 70px;
    padding-left: 46px;
    box-sizing: border-box;
    padding-top: 8px;
}
.good-function li p:first-child {
    font-size: 18px;
    font-weight: 500;
    color: #000000;
    margin-bottom: 20px;
}
.good-function li p:last-child{
    font-size: 14px;
    font-weight: 500;
    color: #666666;
}
ul.good-function li {
    background-image: url("../images/com-js-i2.png");
    background-repeat:  no-repeat;
    background-size: auto;
}
ul.good-function li:nth-child(2) {
    background-image: url("../images/com-js-i3.png");
    background-repeat:  no-repeat;
    background-size: auto;
}
ul.good-function li:nth-child(3) {
    background-image: url("../images/com-js-i4.png");
    background-repeat:  no-repeat;
    background-size: auto;
}
ul.good-function li:nth-child(4) {
    background-image: url("../images/com-js-i5.png");
    background-repeat:  no-repeat;
    background-size: auto;
}
ul.good-function li:nth-child(5) {
    background-image: url("../images/com-js-i6.png");
    background-repeat:  no-repeat;
    background-size: auto;
}
ul.good-function li:nth-child(6) {
    background-image: url("../images/com-js-i10.png");
    background-repeat:  no-repeat;
    background-size: auto;
}
ul.good-function li:nth-child(7) {
    background-image: url("../images/com-js-i7.png");
    background-repeat:  no-repeat;
    background-size: auto;
}
ul.good-function li:nth-child(8) {
    background-image: url("../images/com-js-i8.png");
    background-repeat:  no-repeat;
    background-size: auto;
}
ul.good-function li:nth-child(9) {
    background-image: url("../images/com-js-i9.png");
    background-repeat:  no-repeat;
    background-size: auto;
}
/* 优势功能结束 */
/* foot-top star */
.foot-top {
    position: relative;
    width: 100%;
    height: 269px;
    background: url('../images/com-js-footbg.png') no-repeat;
    background-size: 100% 100%;
}
.contact-us {
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    top: 50%;
    transform: translateY(-50%);
}
.foot-top .contact-us h3 {
    font-size: 30px;
    font-weight: 500;
    color: #FFFFFF;
    margin-bottom: 20px;
}
.foot-top .contact-us span {
    font-size: 16px;
    font-weight: 400;
    color: #FFFFFF;
}
.foot-top .contact-us .btn-us {
    width: 140px;
    height: 46px;
    line-height: 46px;
    border: 1px solid #FFFFFF;
    border-radius: 5px;
    font-size: 16px;
    font-weight: 400;
    color: #FFFFFF;
    text-align: center;
    margin-top: 34px;
    cursor: pointer;
}
/* foot-top end */
/* 兼容IE样式 */
@media screen\0 {
    .section-infor {
        display: table;
    }
    .infor-item {
        display: table-cell;
        text-align: center;
    }
    .good-function {
        display: table;
    }
    .good-function li {
        display: table-cell;
        width: auto;
    }
    .contact-us {
        text-align: center;
    }
    .foot-top .contact-us .btn-us {
        margin: 34px auto;
    }
}