* {
    margin: 0;
    padding: 0;
}
body {
    background: #F7F7F7;
}
div {
    box-sizing: border-box;
}

a {
    color: #666;
    cursor: pointer;
    text-decoration: none;
}

.header {
    position: sticky;
    top: 0;
    min-width: 1330px;
    height: 74px;
    background: #FFFFFF;
    box-shadow: 0px 4px 6px 0px rgba(155, 155, 155, 0.14);
    z-index: 2;
}

.nav {
    width: 1200px;
    height: 74px;
    line-height: 74px;
    margin: 0 auto;
}

.nav ul {
    list-style: none;
}

.nav ul li {
    float: left;
    margin-right: 60px;
}
.nav ul li a:hover {
    font-weight: bold;
}
.nav ul li a {
    line-height: 40px;
    color: #1B1414;
}
.download {
    position: relative;
}
.download:hover .pay_way {
    display: block;
}
.pay_way {
    display: none;
    position: absolute;
    top: 65px;
    left: -50px;
    z-index: 9;
    border-radius: 3px;
    background: #fff;
    line-height: 40px;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    -webkit-transition: all .3s;
    transition: all .3s;
    -webkit-box-shadow: 0 0 10px #c1dcfa;
    box-shadow: 0 0 10px #c1dcfa;
    text-align: center;
}
.pay_way:before {
    content: "";
    display: block;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-bottom: 5px solid #fff;
    position: absolute;
    top: -5px;
    right: 90px;
}
.pay_way_box {
    padding: 20px;
    border-bottom: 1px dashed #ddd;
}
.pay_way_box img {
    width: 120px;
    height: 120px;
    margin: 10px;
}
.p_way {
    color: #1faa36;
    line-height: 20px;
}


.footer {
    min-width: 1330px;
    background: #262626;
    padding: 30px 0;
}

.company {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 1200px;
    margin: 0 auto;
}

.ft1 {
    font-size: 30px;
    font-weight: bold;
    color: #FFFFFF;
}

.ft2 {
    font-size: 16px;
    font-weight: 400;
    color: #FFFFFF;
    opacity: 0.5;
}

.sites {
    margin-top: 20px;
}

.site {
    font-size: 14px;
    font-weight: bold;
    color: #FFFFFF;
    margin-right: 20px;
}

.qrcode {
    display: flex;
}

.img {
    width: 100px;
    height: 100px;
}

.info {
    color: #fff;
    display: flex;
    flex-direction: column;
    justify-content: space-around;
    margin-left: 20px;
}

.p1 {
    font-size: 16px;
    font-weight: bold;
}

.p2 {
    font-size: 24px;
    font-weight: bold;
}

.p3 {
    font-size: 14px;
}

.link-web {
    width: 1200px;
    margin: 20px auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

.web-item {
    flex: 1;
    font-size: 14px;
}

.lh-30 {
    line-height: 30px;
}
.foot {
    width: 1200px;
    margin: 0 auto;
}
.foot p {
    font-size: 14px;
    line-height: 24px;
    color: #999;
    text-align: center;
}

#fullbg {
    display: none;
    width: 100%;
    height: 100%;
    background-color: #000;
    left: 0;
    opacity: 0.5;
    position: fixed;
    top: 0;
    z-index: 3;
    filter: alpha(opacity=50);
    -moz-opacity: 0.5;
    -khtml-opacity: 0.5;
}

#dialog {   
    position: fixed !important;
    top: 50%;
    left: 50%;
    /* width: 616px; */
    z-index: 5;
    display: none;
    transform: translate(-50%,-50%);
}

#dialog p.close {
    text-align: center;
    margin-top: 28px;
}
.up {
    position: fixed;
    bottom: 100px;
    right: 100px;
    display: none;
}
/* @media only screen and (max-width: 1580px) {

    .upbox {
        display: none;
    }
} */
.courseDetail {
    min-width: 1330px;
}
.bar {
    font-size: 12px;
    font-weight: 400;
    color: #888888;
}
.courseBox {
    width: 1200px;
    height: 340px;
    background: #FFFFFF;
    margin: 0 auto;
    padding: 37px;
    display: flex;
}
.title {
    font-size: 28px;
    font-weight: 400;
    color: #222222;
}
.subtitle {
    font-size: 14px;
    font-weight: 400;
    color: #D1A366;
}
.price {
    font-size: 30px;
    font-weight: 400;
    color: #D20102;
    margin-top: 24px;
}
.time, .teacher {
    font-size: 14px;
    font-weight: 400;
    color: #222222;
    margin-top: 14px;
}
.btns {
    margin-top: 30px;
}
.btns button {
    width: 124px;
    height: 46px;
    border: 1px solid #D21F15;
    border-radius: 5px;
    background: #fff;
    color: #D21F15;
}
.btns button:hover {
    background: #D21F15;
    color: #fff;
}
.intro {
    width: 1200px;
    margin: 20px auto;
    display: flex;
    justify-content: space-between;
    align-items: start;
}
.tab {
    width: 121px;
    height: 56px;
    background: #FFFFFF;
    font-size: 14px;
    font-weight: bold;
    color: #222222;
    line-height: 56px;
    text-align: center;
    border-top: 2px solid #D1A366;
}
.ir {
    width: 282px;
    /* height: 316px; */
    background: #FFFFFF;
}
.rt {
    display: flex;
    align-items: center;
    padding: 20px 40px;
}
.rt1 {
    font-size: 16px;
    font-weight: 400;
    color: #222222;
    line-height: 25px;
}
.rt2 {
    font-size: 12px;
    font-weight: 400;
    color: #625E5E;
    line-height: 20px;
} 
.profile {
    font-size: 12px;
    font-weight: 400;
    color: #222222;
    line-height: 20px;
    padding: 19px;
}
.imgBox {
    padding: 20px;
    background: #fff;
}