a,address,b,big,blockquote,body,center,cite,code,dd,del,div,dl,dt,em,fieldset,font,form,h1,h2,h3,h4,h5,h6,html,i,iframe,img,ins,label,legend,li,ol,p,pre,small,span,strong,u,ul,var {
    margin: 0;
    padding: 0
}
a:hover{text-decoration: none;}
article,aside,details,figcaption,figure,footer,header,hgroup,main,nav,section,summary {
    display: block
}
ol,ul {
    list-style: none
}
img {
    border: 0;
    vertical-align: middle
}

em,i,u {
    font-style: normal
}

.fl {
    float: left;
}

.fr {
    float: right
}

.al {
    text-align: left
}

.ac {
    text-align: center
}

.ar {
    text-align: right
}

.b {
    font-weight: 700
}

.hide {
    display: none
}

.clear,.clr {
    display: block;
    overflow: hidden;
    clear: both;
    height: 0;
    line-height: 0;
    font-size: 0
}

.clearfix:after {
    content: ".";
    display: block;
    height: 0;
    clear: both;
    visibility: hidden
}

.clearfix {
    *zoom: 1
}