@charset "UTF-8";

/* ///// btn ////*/
.btn{font-size:16px;}
.btn_common{display:inline-block; width:180px; height:40px; line-height:40px; background:#626262; color:#fff; text-align:center; font-weight:400; position:relative; z-index:99; overflow:hidden;}
.btn_common b{position:relative; z-index:10;  font-weight:400;}
.btn_common span{position:absolute; left:0; display:inline-block; width:100%; height:100%; transform: translateX(-200px); background:#000; z-index:9; transition:all 0.6s;}
.btn_common:hover span{transform: translateX(0px);}