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

.page_container{
    width: 100%;
    min-height: 100vh;
}

/*header*/
.header{
    position: fixed;
    top: 0;
    left: 0;
    z-index: 10;
    width: 100%;
    background-color: #fff;
    border-bottom: 1px #dcdcdc solid;
}

/*foot*/
.foot{
    width: 100%;
    text-align: center;
    color: #fff;
    background-color: #373f5e;
}
.foot a{
    color: #fff;
}
/*اه³‎¸،¶¯*/
.clearfix:after{
    content:".";
    display:block;
    height:0;
    visibility:hidden;
    clear:both;
}
.clearfix{
    zoom:1;
}