body {
    width: 100%;
    height: 100%;
    -moz-osx-font-smoothing: grayscale;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    font-family: Helvetica Neue, Helvetica, PingFang SC, Hiragino Sans GB, Microsoft YaHei, Arial, sans-serif;
    padding: 0px !important;
    margin:0px !important;
    overflow-x: hidden;
}
html {
    height: 100%;
    box-sizing: border-box; 
}
a{
    outline: none;
}
a:focus,
a:active {
  outline: none;
}
.cursor{
    cursor: pointer;  
}
a,
a:focus,
a:hover {
  cursor: pointer;
  color: inherit;
  text-decoration: none;
}
.content{
    max-width: 1200px;
    margin: 0 auto;
    
}
ul{
    list-style: none;
    padding: 0;
}
.flex{
    display: flex;
}
.flex_b{
    justify-content: space-between;
}
.flex_a{
    justify-content: space-around;
}
.flex_center{
    justify-content:center;
}
.flex_c{
    align-items: center;
}
.flex_w{
    flex-wrap: wrap;
}
.flex_column{
    flex-direction: column;
}
.cursor-p{
    cursor: pointer;
}
.color_fff{
    color: #fff;
}
.color_333{
    color: #333;
}
.size_18{
    font-size: 18px;
}
.size_16{
    font-size: 16px;
}
.size_14{
    font-size: 14px;
}
.size_12{
    font-size: 12px;
}
.size_60{
    font-size: 60px;
}
.size_30{
    font-size: 30px;
}
.size_40{
    font-size: 40px;
}
.size_32{
    font-size: 32px;
}
.mb_10{
    margin-bottom: 10px;
}
.mb_20{
    margin-bottom: 20px;
}
.mb_30{
    margin-bottom: 30px;
}
.mb_40{
    margin-bottom: 40px;
}
.mb_50{
    margin-bottom: 50px;
}
.mb_60{
    margin-bottom: 60px;
}
.mt_10{
    margin-top: 10px;
}
.mt_20{
    margin-top: 20px;
}
.mt_30{
    margin-top: 30px;
}
.mt_40{
    margin-top: 40px;
}
.mt_50{
    margin-top: 50px;
}
.mt_60{
    margin-top: 60px;
}
/* 文字一行溢出显示省略号 */
.txt_ellipsis {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  
/* 文字超出两行显示省略号 */
.txt_two_ellipsis {
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}
.col-xs-1, .col-sm-1, .col-md-1, .col-lg-1, .col-xs-2, .col-sm-2, .col-md-2, .col-lg-2, .col-xs-3, .col-sm-3, .col-md-3, .col-lg-3, .col-xs-4, .col-sm-4, .col-md-4, .col-lg-4, .col-xs-5, .col-sm-5, .col-md-5, .col-lg-5, .col-xs-6, .col-sm-6, .col-md-6, .col-lg-6, .col-xs-7, .col-sm-7, .col-md-7, .col-lg-7, .col-xs-8, .col-sm-8, .col-md-8, .col-lg-8, .col-xs-9, .col-sm-9, .col-md-9, .col-lg-9, .col-xs-10, .col-sm-10, .col-md-10, .col-lg-10, .col-xs-11, .col-sm-11, .col-md-11, .col-lg-11, .col-xs-12, .col-sm-12, .col-md-12, .col-lg-12 {
    padding-left: 0;
    padding-right: 0;
}


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