body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, form, fieldset, input, textarea, p, blockquote, th, td {
	margin: 0;
	padding: 0;
}
*{
	box-sizing: border-box;
}
a {
	text-decoration: none;
}
a:hover{ text-decoration:underline;}
fieldset, img {
	border: 0;
}
img{
	max-width: 100%;
}
address, caption, cite, code, dfn, em, th, var {
	font-style: normal;
	font-weight: normal;
}
ol, ul {
	list-style: none;
	
}
caption, th {
	text-align: left;
}
q:before, q:after {
	content: '';
}
abbr, acronym {
	border: 0;
}
/*通用父子盒子嵌套浮动问题解决，开始*/
.clear {
	margin: 0px auto;
	width: 100%;
	height: 1px;
	font-size: 1px;
	clear: both;
	background: none;
	overflow: hidden;
}
.clearfix:after {
	content: ".";
	display: block;
	height: 0;
	clear: both;
	visibility: hidden;
}
.clearfix {
	display: inline-block;
}
* html .clearfix {
	height: 1%;
}
.clearfix {
	display: block;
}
/*通用父子盒子嵌套浮动问题解决，结束*/
/*间隙层开始*/
.space_hx { /*横向间隙*/
	clear: both;
	width: 100%;
	height: 20px;
	font-size: 1px;
	overflow: hidden;
}
.space_zx { /*纵向间隙*/
	float: left;
	width: 10px;
	font-size: 1px;
	overflow: hidden;
}
/*间隙层结束*/

.txt_l{ text-align:left;}
.txt_r{ text-align:right;}
.txt_c{ text-align:center;}

.f_l{ float:left;}
.f_r{ float:right;}


/*video click*/
.cboxOverlay {
    position: fixed;
    z-index: 10000001;
    width: 100%;
    height: 100%;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.8);
    display: none;
}
.colorbox {
    position: fixed;
    width: 70%;
    height: 80%;
    top: 10%;
    left: 15%;
    background: #ffffff;
    z-index: 10000002;
    display: none;
}
.colse_click {
    position: absolute;
    top: -30px;
    right: 0;
    width: 25px;
    height: 25px;
    background: url("../images/closeVideo.png") no-repeat center;
    cursor: pointer;
}
.colorbox iframe {
    width: 100%;
    height: 100%;
}
@media(max-width: 640px){
    .colorbox {
        width: 90%;
        left: 5%;
    }
}