html, body{
    margin: 0;
    padding: 0;
    font-family: 微软雅黑;
    text-align: left;
    color: white;
    width: 100%;
}

.clearfix:after {
    clear:both;
    content:'';
    display:block;
    width:0;
    height:0;
    visibility:hidden;
}
img{
    border: 0;
}
a{
    text-decoration: none;
}
ul,li{
    list-style-type:none;
    margin:0;
    padding: 0
}
.home-center{
    width: 1200px;
    margin: 0 auto;
}

.display-center{
    display: flex;
    justify-content: center;
    align-items: center;
}
.flex-direction{
    flex-direction: column;
}
.common-width{
    min-width: 1200px;
}

.banner-header{
    padding-top: 30px;
    display: flex;
    justify-content: space-between;
}
.banner-header a{
    color: #ffffff;
}
.dropdown-menu{
    top: 90%;
    min-width: 100px;
}
.nav-pills li a:hover{
    background:none;
    color: rgb(255, 102, 55);
}
.nav-pills li.active a,
.nav-pills li.active a:focus,
.nav-pills li.active a:hover
.nav-pills li a,
.nav-pills li a:focus,
.nav-pills li a:hover{
    background:none;
    color: rgb(255, 102, 55);
}
.home-footer{
    height: 330px;
    padding-top: 60px;
}
.home-footer a{
    color: #a9a8ad;
    font-family: 微软雅黑, "Microsoft YaHei";
    font-size: 16px;
}