/* 头部样式 */
.commonHeader {
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    background: rgba(16, 99, 236, 0.2);
    height: 50px;
    width: 100%;
    line-height: 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-left: 15px;
}

.commonHeader .logo {
    display: inline-block;
    width: 172px;
    height: 20px;
    background-image: url(../img/common/mb-logo.svg);
    background-size: contain;
    background-repeat: no-repeat;
    margin-left: 15px;
}

.commonHeader .left {
    display: flex;
    align-items: center;
}

.commonHeader .register-btn {
    text-align: center;
    width: 90px;
    height: 100%;
    color: #FFFFFF;
    background: #3399FF;
    font-size: 14px;
    line-height: 50px;
}

.commonHeader .left .menu {
    display: inline-block;
    width: 24px;
    height: 24px;
    background-image: url(https://northstatic.4k.flywheeldigital.com.cn/school/static/mobile/img/header/menu.svg);
    background-size: contain;
    cursor: pointer;
}

.commonHeader .left .menu.close {
    background-image: url(https://northstatic.4k.flywheeldigital.com.cn/school/static/mobile/img/header/menu-close.svg);
}


.menu-open {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    top: 50px;
    transition: all .2s linear;
    height: 0;
    overflow: scroll;
    z-index: 1000;
    background: #FFFFFF;
}

.menu-open a {
    display: inline-block;
    height: 100%;
    width: 100%;
}

.menu-open .parent-ul {
    background: #FFFFFF;
    font-size: 16px;
    font-weight: 400;
    color: #242F3F;
}

.menu-open .parent-ul > li > div {
    padding: 0 20px;
}

.menu-open .parent-ul > li > div.open {
    color: rgba(51, 153, 255, 1);
}

.menu-open .parent-ul > li > div.open .down {
    transform: rotate(180deg);
}
.menu-open .sub-ul > li > div.open .down {
    transform: rotate(180deg);
}
.menu-open .sub-ul > li > div {
    padding: 0 35px;

}

.menu-open ul li {
    line-height: 60px;
}

.menu-open .sub-ul li {
    line-height: 1;
}

.menu-open .sub-ul > li:not(:last-child) {
    margin-bottom: 20px;
}

.menu-open .sub-ul {
    font-size: 15px;
    font-weight: 400;
    color: #5E788E;
    background-color: rgba(236, 241, 245, .5);
    height: 0;
    overflow: hidden;
}

.menu-open .parent-ul > li > div.open + .sub-ul {
    height: auto;
    padding: 20px 0;
}

.menu-open .down {
    display: inline-block;
    width: 18px;
    height: 18px;
    background-image: url(https://northstatic.4k.flywheeldigital.com.cn/school/static/mobile/img/header/down.svg);
    background-size: contain;
    float: right;
    margin-top: 21px;
    transition: all .2s linear;
}

.menu-open .p-icon {
    width: 18px;
    vertical-align: sub;
    margin-right: 10px;
}
.lv2-title {
    height: 26px;
    line-height: 26px;
}
.menu-open .lv2-title .down{
    margin-top: 5px;
    margin-right: -13px;
}
.grandson-ul > li >div {
    padding-left: 50px;
    padding-top: 20px;
    color: rgba(38, 34, 80, 0.6);
}
.menu-open .sub-ul > li > div.open + .grandson-ul {
    height: auto;
}
.menu-open .grandson-ul {
    font-size: 14px;
    font-weight: 400;
    height: 0;
    overflow: hidden;
}
.commonHeader.whiteStyle {
    background: #1063EC !important;
}