html,body,div,span,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,blockquote,p,address,pre,cite,form,fieldset,caption,input,textarea,select,table,th,td{margin:0;padding:0}
iframe{border:0;border:none}
fieldset,img,abbr,acronym{border:0 none}
ul{list-style:none}
ol li{display:list-item}
button{padding:0;border:0;background:transparent;cursor:pointer}

.banner {position:relative;float:left;width:100%;height:50px;overflow:hidden; top:0px;font-size:0;}
.banner .aligncenter {position:relative;width:100%;height:50px;overflow:hidden; margin:0 auto}
.banner button {position:absolute;top:20px;display:inline;}
.banner button.btn_baner_01{top:6px;left:0px;width:30px;text-align:left;}
.banner button.btn_baner_04{top:6px;right:0px;width:30px;text-align:right;}
.banner .overhidden {position:absolute;width:1040px;left:30px;top:0px;height:50px;overflow:hidden}
.banner ul {position:absolute;top:0px;left:0px;}
.banner ul li{width:168px;height:48px;border:1px solid #e5e5e5;float:left;margin-right:4px;}
.banner ul li img {width:168px;height:48px;}