* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body{
    min-width: 1200px;
    background-color: #ffffff;
}

img {
    border: 0;
    vertical-align: top
}

li {
    list-style: none
}

iframe {
    border: none
}

html {
    height: 100%;
    font-size: 16px
}

body {
    min-width: 1200px;
    height: 100%;
    font: 400 1em/1 'Microsoft Yahei', 'PingFang SC', 'Avenir', 'Segoe UI', 'Hiragino Sans GB', STHeiti, 'Microsoft Sans Serif', 'WenQuanYi Micro Hei', sans-serif
}

a {
    color: inherit;
    text-decoration: none
}

a:hover {
    color: inherit;
}

.hide{
    display: none;
}

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

.fl{
    float: left;
}

.fr{
    float:right;
}

.cf{
    clear: both;
}

.oh{
    overflow: hidden;
}