a.rool{
    display:block;
    width:313px;
    height:44px;
    line-height:44px;
    background:#FFF url(img/yoyaku.gif) no-repeat 0 0;
    margin:0px;
}
a:hover.rool{
    background:#FFF url(img/yoyaku2.gif) no-repeat 0 0;
}
.sp{padding:20px 0px;}