* {
    box-sizing: border-box;
}

a {
    color: #555;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
    text-decoration: none;
}
img {
    border: none;
}

ol,
ul,
li {
    list-style: none;
}
.lb{
    width: 100%;
    margin-top: 100px;
}
body,
ol,
ul,
h1,
h2,
h3,
h4,
h5,
h6,
p,
th,
td,
dl,
dd,
form,
fieldset,
legend,
input,
textarea,
select {
    margin: 0;
    padding: 0
}

li {
    list-style: none
}


.container {

    margin-left: auto;
    margin-right: auto;
    text-align: center
}

.header{
    background: white;    
    width: 100%;
    position: fixed;
    top: 0;

}

.headnav {
    display: flex;
    height: 100px;
    width: 1220px;
    justify-content: space-between;
    align-items: center;
    background-color: white;
    margin: 0 auto;
    z-index: 999;
}

.headnav>.navul {
    display: flex;
    justify-content: center;
    align-content: center;

}



.headnav>.navul>li {
    padding: 0 20px;
    font-weight: 600;
    height: 100px; 
     padding-top: 40px;
}

.headnav>.navul>li>a {
    cursor: pointer;
}

.headnav>.navul>li>a:hover {
    color: rgb(124, 195, 244);
}


/* main start */
.main{
    margin-top: 100px;
    
}

.banner img{
    width: 100%;
    display: block;
}

.main .nav{
    width: 1200px;
    margin: 0 auto;
}

.main .nav .location{
    text-align: left;
    padding: 20px 0;
    color: #5c5c5c;
}

.main .nav .location > a,
.main .nav .location > span
{
    color: #5fd5f9;
    font-size: 16px;
}

.main .nav .search{
    text-align: right;
}

.main .search input{
    width: 240px;
    height: 40px;
    border: 1px solid #ccc;
    text-indent: 26px;
    box-sizing: border-box;
    vertical-align: top;
    outline: none;
}

.main .search button{
    width: 70px;
    height: 40px;
    box-sizing: border-box;
    background: #41b2ee;
    border: none;
    outline: none;
    color: white;
    vertical-align: top;
}

.main .question-box{
    text-align: left;
    margin-top: 60px;
    border-bottom: 1px dotted black;
}

.main .question-box .wen{
    font-size: 22px;
    color: #5c5c5c;
    vertical-align: middle;
    margin-bottom: 30px;
}

.main .question-box .black{
    background: #666;
    font-size: 32px;
    color: white;
    padding: 2px 8px;
    vertical-align: middle;
    margin-right: 15px;
}

.main .question-box .da{
    font-size: 16px;
    color: #bbbbbb;
    display: flex;
    align-items: flex-start;
    padding-bottom: 30px;
}

.main .question-box .blue{
    background: #2aa7f9;
    font-size: 32px;
    color: white;
    padding: 2px 8px;
    margin-right: 15px;
}

.main .page{
    padding: 80px 0;
}

.main .page button:first-child{
    background: #666;
}

.main .page button{
    vertical-align: top;
    height: 38px;
    border: none;
    outline: none;
    font-size: 18px;
    color: white;
    margin: 0 8px;
    padding: 0 12px;
    background: #2aa7f9;
}
.aa{
    color: rgb(124, 195, 244);
    
}
.location>img{
    margin-top: 5px;
}
.location{
    vertical-align: top;
}
.aa1{
    position: relative;
    display: inline-block;
}

.aa1>div{
    display: none;
    position: absolute;
    top: 90px;
    background-color: white;
    width: 130px;
    left: 5px;
}
.aa1:hover>div{
    display: block;
}
.aa1>div>a{
    display: block;
    padding-left: 15px;
    margin:  25px 0;
    text-align: left;
    
}
.aa1>div>a:hover{
    color: #3aadf0;
}
.aa1>span{
    color: #666;
}








.main1{
    text-align: left;
    margin-top: 40px;
    margin-bottom: 250px;
    overflow: hidden;
}

.main1-1{
    width: 600px;
    height: 319px;
    padding-top: 50px;
    padding-left: 45px;
    padding-right: 43px;
    background: url("../img/框.png");
    float: left;
   
}
.main1-1>p{
    font-size: 22px;
    margin-bottom: 30px;
}
.main1-1>span{
    font-size: 18px;
    
}