blockquote,
body,
button,
dd,
dl,
dt,
fieldset,
form,
h1,
h2,
h3,
h4,
h5,
h6,
hr,
input,
legend,
li,
ol,
p,
pre,
td,
textarea,
th,
ul {
    margin: 0;
    padding: 0
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-size: 100%
}

address,
cite,
dfn,
em,
var {
    font-style: normal
}

code,
kbd,
pre,
samp {
    font-family: courier new, courier, monospace
}

small {
    font-size: 12px
}

ol,
ul {
    list-style: none
}

a {
    text-decoration: none
}

a:hover {
    text-decoration: underline
}

sup {
    vertical-align: text-top
}

sub {
    vertical-align: text-bottom
}

legend {
    color: #000
}

fieldset,
img {
    border: 0
}


button,
input,
select,
textarea {
    font-size: 100%
}

table {
    border-collapse: collapse;
    border-spacing: 0
}

.clearfix2:after{
    content:".";
    display:block;
    height:0;
    clear:both;
    visibility:hidden;
}
.clearfix2{
    display:inline-block;
}
.clearfix2{
    display:block;
}
*{
    font-family: "Microsoft YaHei","Consolas","Roboto","Monaco";
}
.left{
    float: left;
}
.right{
    float: right;
}

.navigation-bar-box {
    width: 100%;
    height: 53px;
}

.navigation-bar-left {
    width: 285px;
    height: 53px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    width: 189px;
    height: 53px;
    background: url('../images/logo.png') center no-repeat;
    background-size: 189px 53px;
}

.sel-city-box {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    padding-right:15px;
    position: relative;
    font-size: 14px;
    cursor: pointer;
    background:url('../images/sel.png')right no-repeat;
    background-size:8px 5px;
}

.cityChoices {
    color: #ffffff;
    font-size: 14px;
    cursor: pointer;
    max-width: 70px;
    height: 20px;
    text-align: center;
    line-height: 20px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}

.sel-icon {
    width: 0;
    height: 0;
    display: block;
    border-left: 4px solid transparent;
    border-right: 4px solid transparent;
    border-top: 4px solid white;
    position: absolute;
    right: 0;
    top: 8px;
}

.navigation-bar-right {
    height: 53px;
    display: flex;
    justify-content: flex-start;
    align-items: center;
    cursor: pointer;
}

.head-dl-icon {
    width: 11px;
    height: 13px;
    display: block;
    background: url('../images/dl-icon.png') center no-repeat;
    background-size: 11px 13px;
    margin-right: 5px;
}

.head-login {
    font-size: 14px;
    color: #ffffff;
}

.navigation-bar {
    padding-left: 300px;
}

.navigation-bar-width {
    width: 656px;
    height: 53px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navigation-bar-list {
    height: 25px;
    color: white;
    font-size: 14px;
}

.sel_nav {
    border-bottom: 2px solid white;
}


.header-nav-box-back{
    width: 100%;
    background: white;
    margin-bottom: 15px;
}

.header-nav-box{
    width: 1200px;
    height: 70px;
    display: flex;
    align-items: center;
    margin: 0 auto;
}
.sel_nav{
    border-bottom: 2px solid #eb1414;
}
.navigation-bar-list {
    height: 25px;
    color: black;
    font-size: 14px;
}
.cityChoices{
    color: #000;
}
.sel-icon{
    border-top: 4px solid black;
}
.head-login{
    color: #000000;
}
.free-advice{
    margin-top: 100px;
}
.header-content-box{
    margin-top: 71px;
}
.header{
    background: white url('../images/banner-img.jpg')center -40px no-repeat;
}

.shadow_n{
    position: absolute;
    width: 100%;
    height: 100%;
    background: #000;
    opacity: 0.7;
    top: 0;
    left: 0;
}
#clearfix{display: flex;}