* {
    margin: 0px;
    padding: 0px;
    list-style: none;
}
a{
    color: #fff;
    text-decoration: none;
}

html,
body,
.box,
.nav,
.ban {
    width: 100%;
    background-color: #ccc;
    min-width: 1200px;
}

.cont {
    width: 1200px;
    margin: 0px auto;
}

.nav {
    border-top: 4px solid #217b9d;
    background-color: #000;
}

.nav .cont {
    height: 60px;
    display: flex;
    color: #fff;
    line-height: 60px;
    position: relative;
}

.nav div {
    font-size: 20px;
}

.nav nav {
    position: absolute;
    right: 0px;
    font-size: 14px;
}

.nav nav a {
    padding-right: 20px;
    margin-left: 40px;
    border-right: 1px solid #fff;

}
 
.nav img {
    position: relative;
    top: 10px;
}

.ban {
    height: 600px;
    background: url('../images/banner.png');
    background-size: 1620px 100%;
    background-repeat: no-repeat;
    background-position:center
}

.kuai {
    color: #fff;
    font-size: 30px;
    padding: 20px;
    position: relative;
    top: 30px;
    width: 200px;
    background-color: rgba(0, 0, 0, 0.344);
}

.kuai1 {
    top: 50px;
    width: 500px;
}

.kua2 {
    font-size: 20px;
    top: 100px;
    width: 300px;
}

.nav1 {
    height: 60px;
    background-color: #fff;
    border-bottom: 2px solid #ccc;
}

.ter {
    position: relative;
    top: -150px;
    background-color: #fff;
    height: 600px;
    width: 74%;
    width: 1200px;
}

.nav1 {
    font-size: 20px;
    line-height: 60px;
    padding-left: 20px;
}

.nav2 {
    margin-top: 50px;
    padding-left: 20px;
}

.nav2 img {
    border: 1px solid #ccc;
    padding: 20px;
    margin-left: 40px;
}

.nav3 {
    border-top: 2px solid #ccc;
    margin-top: 20px;
    display: flex;
    background-color: #f4f3f3;
}

.zz {
    padding: 20px;
}

.zz li {
    padding-bottom: 20px;
    border-bottom: 2px solid #ccc;
}

.zz li img {
    position: relative;
    top: 12px;
}

.ttc {
    background-color: #fff;
    padding: 40px;
    width: 300px;
    height: 100px;
    border: 1px solid #ccc;
    margin-top: 30px;
}

.ppca {
    display: flex;
}

.ppca div {
    margin-top: 30px;
}

.ppca img {
    width: 100px;
    height: 80px;
    position: relative;
    top: 20px;
}

.nav4 {
    border-top: 2px solid #ccc;
    background-color: #fff;
    padding: 20px;
    text-align: center;
}

.bott {
    width: 1200px;
    height: 300px;
    margin: 0px auto;
    background-color: rgba(0, 0, 0, 0.661);
    display: flex;
    color: #fff;
    position: relative;
    top: 80px;
}

.bott .titc {
    margin-left: 30px;
    font-size: 20px;
    margin-top: 20px;

}

.bott>div {
    width: 100%;
}

.bott span {
    display: block;
    margin: 40px;
}

.bott input {
    width: 300px;
    height: 40px;
}

.bott button {
    width: 80px;
    height: 30px;
    background-color: #217b9d;
    position: relative;
    top: 10px;
    left: 200px;
}

.zci {
    width: 1200px;
    margin: 0px auto;
    height: 40px;
    background-color: #217b9d;
    color: #fff;
    line-height: 40px;
    position: relative;
    top: 80px;
}
.hover{
    color: #217b9d;
}
.ri {
    position: absolute;
    right: 30px;
}