*{
    margin:0;
    padding:0;
    text-decoration: none;
    outline: none;
}
body{font-size: 14px;}
a{display: inline-block;text-decoration: none;cursor: pointer;color: #333}
a:hover{color:#3676F6}
input::-webkit-input-placeholder {
    /* 修改input为空时字体颜色 */
    color: #ccc;
}
input{background-color: #fff}
ul,li,ol,li{list-style: none}
table{
    border:0 ;
    table-layout: fixed;
}
.ds-ac{
    display: flex;
    display: -webkit-box;
    display: -webkit-flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
    align-items: center;
}
/*垂直水平居中*/
.ds-cc{
    display: flex;
    display: -webkit-box;
    display: -webkit-flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
    align-items: center;
    justify-content: center;
    -webkit-justify-content: center;
}
.ds-bc{
    display: flex;
    display: -webkit-box;
    display: -webkit-flex;
    -webkit-box-align: center;
    -webkit-align-items: center;
    align-items: center;
    -webkit-justify-content: space-between;
    -moz-justify-content: space-between;
    -ms-justify-content: space-between;
    -o-justify-content: space-between;
    justify-content: space-between;
}
.w1200{
    width: 1200px;
    margin:0 auto;
}