/*重置*/
		body,h1,h2,h3,h4,h5,h6,dl,dt,dd,ul,ol,li,th,td,textarea,input,button,p,a{margin:0;padding:0;font-family: '微软雅黑';}
		ul{margin: 0;padding: 0;}
		ul,ol,li{list-style: none;}
        p{margin: 0;}
		a{text-decoration: none;color:black;margin: 0;padding:0}
		hr{border: none;margin: 0;}
		h2,h1,h3,h4,h5,h6{font-size: 14px;font-weight: normal;}
		img{display: inline-block;}
		input,textarea,select,a,button:focus{outline: none; }
		button{border:none;}
		.clearfix{clear: both;}
		input:disabled{ background: none }
		ul {display: inline-block;}
		i, em, b{font-style: normal;font-weight: 400;margin: 0px;padding: 0px;}
		img{display: inline-block;}
		input[type=checkbox] {
		  margin-right: 10px;
		  cursor: pointer;
		  font-size: 14px;
		  width: 13px;
		  height: 13px;
		  position: relative;
		}
		
		input[type=checkbox]:after {
		  position: absolute;
		  width: 10px;
		  height: 14px;
		  top: 0;
		  content: " ";
		  background-color: #fff;
		  color: #000;
		  font-weight:bold;
		  display: inline-block;
		  visibility: visible;
		  padding: 0px 3px;
		  border:1px solid #d4d4d4;
		}
		
		input[type=checkbox]:checked:after {
		  content: "✓";
		  font-size: 12px;
		}

/* 回到顶部 */
.top{position: fixed;right: 10%;bottom:8%;z-index: 9999;display: none; height: 50px;}
.top span{display: inline-block;}
.top img{display:block !important;padding:15px 10px;background: #e5e5e5;opacity: 0.6;
transition: all 0.5s;}
.top span:hover img{opacity: 1;}