.am-slider-default .am-direction-nav a:before,.am-slider-default .am-direction-nav a.am-next:before{content:"";}
.am-slider-default .am-direction-nav .am-prev{background:url(../ddesd/static/picture/arrleft1223.png) no-repeat;}
.am-slider-default .am-direction-nav a.am-next{background:url(../ddesd/static/picture/arrright1223.png) no-repeat;}
.am-slider-default .am-direction-nav .am-prev:hover{background:url(../ddesd/static/picture/arrleft1223-1.png) no-repeat;}
.am-slider-default .am-direction-nav a.am-next:hover{background:url(../ddesd/static/picture/arrright1223-1.png) no-repeat;}