*{
    margin: 0;
    padding: 0;
}
li{
    list-style: none;
}
a{
    display: inline-block;
    text-decoration: none;
    -webkit-tap-highlight-color:transparent;
}
img{
    vertical-align:inherit!important;
}
body{
    width: 100%;
    color: #222;
    letter-spacing: 1px;
}

.page_container{
    width: 100%;
    min-height: 100vh;
}
.header{
    position: fixed;
    top: 0;
    left: 0;z-index: 10;
    width: 100%;
    background-color: var(--main-color);
    border-bottom: 1px var(--main-color) solid;
}
.nav_list a{
    color: #333333;
}

.footer_tab{
    position:fixed;
    left: 0;
    bottom: 0;
    z-index: 5;
    width: 100%;
    height: 60px;
    background-color: #fff;
    border-top: 1px #dcdddd solid;
    display: flex;
    justify-content: space-around;
}
.f_tab{
    float: left;
    width:33.33%;
    font-size: 14px;
    text-align: center;
    line-height: 16px!important;
}
.f_tab a{
    color: #333;
}
.f_tab img{
    width: 25px;
    height: 25px;
    margin-top: 7px;
}
/*�������*/
.clearfix:after{
    content:".";
    display:block;
    height:0;
    visibility:hidden;
    clear:both;
}
.clearfix{
    zoom:1;
}