.w1050,.w1150,.w1200,.w1360,.w1400,.w1600 {
    margin: 0 auto
}

.w1050 {
    width: 1050px
}

.w1150 {
    width: 1150px
}

.w1200 {
    width: 1200px
}

.w1360 {
    max-width: 1360px
}

.w1400 {
    max-width: 1400px
}

.w1600 {
    max-width: 1600px
}

.center {
    text-align: center
}

.EC2 {
    color: #333
}

.EC3 {
    color: #666
}

.EC4 {
    color: #999
}

.EC5 {
    color: #fff
}

.T1 {
    font-size: 60px
}

.T2 {
    font-size: 48px
}

.T3 {
    font-size: 32px
}

.T4 {
    font-size: 28px
}

.T5 {
    font-size: 20px
}

.T6 {
    font-size: 16px
}

.T7 {
    font-size: 14px
}

.T8 {
    font-size: 12px
}

.EC1 {
    color: #105CFB
}

.mb4 {
    margin-bottom: 4px
}

.mb8 {
    margin-bottom: 8px
}

.mb16 {
    margin-bottom: 16px
}

.mb24 {
    margin-bottom: 24px
}

.mb32 {
    margin-bottom: 32px
}

.mb48 {
    margin-bottom: 48px
}

.mb64 {
    margin-bottom: 64px
}

.mb72 {
    margin-bottom: 72px
}

.mb80 {
    margin-bottom: 80px
}

.mb96 {
    margin-bottom: 96px
}

.mb120 {
    margin-bottom: 120px
}

.mb160 {
    margin-bottom: 160px
}

.mr50 {
    margin-right: 50px
}

.ml50 {
    margin-left: 50px
}

.pt4 {
    padding-top: 4px
}

.pt8 {
    padding-top: 8px
}

.pt16 {
    padding-top: 16px
}

.pt24 {
    padding-top: 24px
}

.pt32 {
    padding-top: 32px
}

.pt48 {
    padding-top: 48px
}

.pt64 {
    padding-top: 64px
}

.pt72 {
    padding-top: 72px
}

.pt80 {
    padding-top: 80px
}

.pt96 {
    padding-top: 96px
}

.pt120 {
    padding-top: 120px
}

.pt160 {
    padding-top: 160px
}

.pb4 {
    padding-bottom: 4px
}

.pb8 {
    padding-bottom: 8px
}

.pb16 {
    padding-bottom: 16px
}

.pb24 {
    padding-bottom: 24px
}

.pb32 {
    padding-bottom: 32px
}

.pb48 {
    padding-bottom: 48px
}

.pb64 {
    padding-bottom: 64px
}

.pb72 {
    padding-bottom: 72px
}

.pb80 {
    padding-bottom: 80px
}

.pb96 {
    padding-bottom: 96px
}

.pb120 {
    padding-bottom: 120px
}

.pb160 {
    padding-bottom: 160px
}

.BigBtnType1 {
    display: inline-block;
    padding: 0 50px;
    height: 56px;
    line-height: 56px;
    border-radius: 28px;
    background: #105CFB;
    color: #fff;
    font-size: 16px;
    text-align: center;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    cursor: pointer;
    outline: 0
}

.MediumBtnType1,.SmallBtnType1 {
    color: #fff;
    font-size: 14px;
    text-align: center;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    cursor: pointer;
    outline: 0;
    display: inline-block;
    border-radius: 22px
}

.BigBtnType1:focus,.BigBtnType1:hover {
    background: #286CFB
}

.BigBtnType1:active {
    background: #0E52E1
}

.MediumBtnType1 {
    padding: 0 44px;
    height: 44px;
    line-height: 44px;
    background: #105CFB
}

.MediumBtnType1:focus,.MediumBtnType1:hover {
    background: #286CFB
}

.MediumBtnType1:active {
    background: #0E52E1
}

.SmallBtnType1 {
    padding: 0 32px;
    height: 36px;
    line-height: 36px;
    background: #105CFB
}

.BigBtnType2,.BigBtnType3 {
    padding: 0 48px;
    height: 56px
}

.SmallBtnType1:focus,.SmallBtnType1:hover {
    background: #286CFB
}

.SmallBtnType1:active {
    background: #0E52E1
}

.BigBtnType2 {
    display: inline-block;
    line-height: 56px;
    border-radius: 28px;
    border: 1px solid #105CFB;
    color: #105CFB;
    font-size: 16px;
    background: #fff;
    text-align: center;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    cursor: pointer;
    outline: 0
}

.MediumBtnType2,.SmallBtnType2 {
    font-size: 14px;
    text-align: center;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    cursor: pointer;
    outline: 0
}

.BigBtnType2:focus,.BigBtnType2:hover {
    color: #fff;
    background: #286CFB
}

.BigBtnType2:active {
    color: #fff;
    background: #0E52E1
}

.MediumBtnType2 {
    display: inline-block;
    padding: 0 44px;
    height: 44px;
    line-height: 44px;
    border-radius: 22px;
    border: 1px solid #105CFB;
    color: #105CFB
}

.MediumBtnType2:focus,.MediumBtnType2:hover {
    background: #286CFB;
    color: #fff
}

.MediumBtnType2:active {
    background: #0E52E1;
    color: #fff
}

.BigBtnType3,.SmallBtnType2 {
    display: inline-block;
    color: #105CFB
}

.SmallBtnType2 {
    padding: 0 32px;
    height: 36px;
    line-height: 36px;
    border-radius: 22px;
    border: 1px solid #105CFB
}

.SmallBtnType2:focus,.SmallBtnType2:hover {
    background: #286CFB;
    color: #fff
}

.SmallBtnType2:active {
    background: #0E52E1;
    color: #fff
}

.BigBtnType3 {
    line-height: 56px;
    border-radius: 28px;
    background: #fff;
    font-size: 16px;
    text-align: center;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    cursor: pointer;
    outline: 0
}

.MediumBtnType3,.SmallBtnType3 {
    display: inline-block;
    color: #105CFB;
    font-size: 14px;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    outline: 0;
    text-align: center;
    cursor: pointer
}

.BigBtnType3:focus,.BigBtnType3:hover {
    background: #F5F8FF
}

.BigBtnType3:active {
    background: #EBF1FF
}

.MediumBtnType3 {
    padding: 0 44px;
    height: 44px;
    line-height: 44px;
    border-radius: 22px;
    border: 1px solid #105CFB
}

.MediumBtnType3:focus,.MediumBtnType3:hover {
    background: #F5F8FF
}

.MediumBtnType3:active {
    background: #EBF1FF
}

.SmallBtnType3 {
    padding: 0 32px;
    height: 36px;
    line-height: 36px;
    border-radius: 22px;
    border: 1px solid #105CFB
}

.SmallBtnType3:focus,.SmallBtnType3:hover {
    background: #F5F8FF
}

.SmallBtnType3:active {
    background: #EBF1FF
}

.xe-banner1 {
    height: 540px;
    background: #105CFB
}

.xe-banner1 .w1200 {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
    height: 100%
}

.xe-banner1 .banner-img {
    width: 588px
}


.xe-banner3 {
    height: 540px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: baseline;
    -ms-flex-align: baseline;
    align-items: baseline;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    background-position: center
}

.xe-modules1 .module-title {
    text-align: center
}

.xe-modules1 .module-box {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between
}

.xe-modules1 .module-box.row-reverse {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: reverse;
    -ms-flex-direction: row-reverse;
    flex-direction: row-reverse
}

.xe-modules1 .module-text-item {
    width: 324px
}

.xe-modules1 .module-img img {
    width: 730px;
    height: 500px
}

.xe-title1 {
    font-size: 32px;
    color: #333;
    text-align: center;
    font-weight: 500
}

.user-content-body-item ul {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between
}

.user-content-body-item ul li {
    width: 588px;
    padding: 19px 53px 19px 19px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    border: 1px solid #f3f3f3;
    -webkit-box-shadow: 0 10px 20px 0 rgba(0,0,0,.05);
    box-shadow: 0 10px 20px 0 rgba(0,0,0,.05);
    height: 168px;
    margin-bottom: 40px
}

.user-content-body-item ul li .img img {
    display: block;
    width: 130px;
    height: 130px
}

.user-content-body-item ul li .text {
    padding-left: 30px;
    font-size: 14px;
    color: #333;
    line-height: 26px;
    height: 80%;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 4;
    overflow: hidden
}

.user-content-body-item.show {
    display: block
}

.enterprise-wechat-btn {
    height: 40px;
    padding: 8px 24px;
    background-color: #2484DD;
    border: 1px solid #2484DD;
    color: #fff;
    border-radius: 4px;
    font-size: 17px;
    cursor: pointer;
    font-family: PingFangSC-Semibold
}

.enterprise-wechat-btn.plain {
    color: #2484DD;
    background-color: #fff
}

.enterprise-wechat-btn .icon {
    margin-right: 8px;
    width: 24px;
    height: 20px;
    vertical-align: text-top
}

.nav-left-wrapper {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center
}


.nav-left-wrapper .enterprise-wechat-tag {
    height: 30px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    border-radius: 2px;
    border: 1px solid #2484DD;
    margin-left: 16px;
    cursor: pointer
}

.nav-left-wrapper .enterprise-wechat-tag .logo {
    width: 38px;
    height: 30px;
    background-color: #2484DD;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    font-size: 0
}

.nav-left-wrapper .enterprise-wechat-tag .title {
    padding: 0 12px;
    color: #2484DD;
    font-size: 14px
}

.nav-left-wrapper .nav-list {
    margin-left: 70px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex
}

.nav-left-wrapper .nav-list .nav-list-item {
    margin-right: 40px;
    font-size: 14px;
    font-family: PingFangSC-Regular
}

.nav-left-wrapper .nav-list .nav-list-item .selected {
    color: #105CFB
}

.tools {
    background: url(img/img_line.png) center bottom no-repeat;
    background-size: contain;
    padding: 100px 0 70px;
    height: 415px;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
    text-align: center
}

.tools li {
    position: relative
}

.tools li .situation-text {
    width: 180px;
    height: 249px;
    background: #fff;
    -webkit-box-shadow: 0 20px 40px -10px rgba(0,0,0,.12),0 10px 20px 0 rgba(0,0,0,.06);
    box-shadow: 0 20px 40px -10px rgba(0,0,0,.12),0 10px 20px 0 rgba(0,0,0,.06);
    border-radius: 8px;
    padding-top: 28px;
    position: relative;
    -webkit-transition: all 1s;
    transition: all 1s
}

.tools li h3 {
    margin-top: 18px;
    margin-bottom: 9px
}

.tools li p {
    line-height: 18px
}

.tools li .icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    margin: 0 auto;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center
}

.tools li .arrow {
    position: absolute;
    bottom: -9px;
    left: 50%;
    margin-left: -7px
}

.tools li .circle {
    position: absolute;
    bottom: -58px;
    left: 50%;
    margin-left: -10px;
    width: 20px;
    height: 20px;
    border-radius: 50%
}

.tools li:nth-child(even) {
    top: -115px
}

.tools li:hover .circle {
    background: #105CFB
}

.tools li:nth-child(1) .icon,.tools li:nth-child(2) .icon {
    background: #266CFF
}

.tools li:nth-child(3) .icon,.tools li:nth-child(4) .icon {
    background: #53D290
}

.tools li:nth-child(5) .icon,.tools li:nth-child(6) .icon {
    background: #FFAB63
}

.tools li:hover .situation-text {
    -webkit-transform: translateY(-20px);
    transform: translateY(-20px)
}

.three-arrow {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between
}

.three-arrow .arrow-item {
    width: 396px;
    height: 70px;
    line-height: 50px;
    background-size: contain;
    text-align: center;
    font-size: 18px;
    color: #fff
}

.three-arrow .blue-arrow-bg {
    background-image: url(img/bg_function1.png)
}

.three-arrow .green-arrow-bg {
    background-image: url(img/bg_function2.png)
}

.three-arrow .orange-arrow-bg {
    background-image: url(img/bg_function3.png)
}

.multi-terminal {
    height: 760px;
    background-image: url(img/img_bg4.png);
    background-position: center
}

.multi-terminal .multi-slideBox {
    position: relative
}

.multi-terminal .hd .multi-item {
    width: 327px;
    padding: 22px 45px 20px 30px;
    position: absolute;
    cursor: pointer
}

.multi-terminal .hd .multi-item h3 {
    font-size: 20px;
    color: #333;
    margin-bottom: 2px
}

.multi-terminal .hd .multi-item p {
    font-size: 14px;
    color: #666;
    line-height: 20px
}

.multi-terminal .hd .multi-item:hover {
    background: #F0F5FF
}

.multi-terminal .hd .multi-item.multi-item-1 {
    left: 0;
    top: 74px
}

.multi-terminal .hd .multi-item.multi-item-2 {
    left: 0;
    bottom: 74px
}

.multi-terminal .hd .multi-item.multi-item-3 {
    right: 0;
    top: 74px
}

.multi-terminal .hd .multi-item.multi-item-4 {
    right: 0;
    bottom: 74px
}

.multi-terminal .bd {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    height: 532px
}

.multi-terminal .bd .img,.multi-terminal .bd .img img {
    width: 540px;
    height: 510px
}

.class-room .hd ul {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between
}

.class-room .hd .class-item {
    width: 115px;
    height: 48px;
    line-height: 48px;
    font-size: 20px;
    text-align: center;
    color: #666;
    border-radius: 24px;
    cursor: pointer
}

.class-room .hd .class-item .iconfont {
    font-size: 20px
}

.class-room .hd .class-item.on {
    color: #105CFB;
    background: #f0f5ff
}

.class-room .bd img {
    width: 825px
}

.pay-knowledge-img {
    width: 1225px
}