/*****************  main_nav开始  *********************/

.header .main_nav .box{
	/*background:#ccc;*/
	height: 45px;
	/*width: 898px;*/
	margin-left: 359px;
}

.left{
	float: left;
}

.seek_icon{
	margin-top: 16px;
	margin-left: 103px;
	position: absolute;
	background-repeat:no-repeat !important;
	background-size:cover !important;
	background-position: center center !important;
	width: 11px;
	height: 7px;
	background: url(../images/but_nav_icon.png);
}

.header .main_nav .box .bg01{
	position: relative;
	display: inline-block;
	float: left;

}

.header .main_nav .box .bg01 select {
outline:none;
/*Chrome和Firefox里面的边框是不一样的，所以复写了一下*/
border-radius:5px 0px 0px 5px;
border-top: 2px solid #41b974;
border-bottom: 2px solid #41b974;
border-left: 2px solid #41b974;
border-right: 0px;
/*很关键：将默认的select选择框样式清除*/
appearance:none;
-moz-appearance:none;
-webkit-appearance:none;
/*将背景改为红色*/
/*background:red;*/
/*加padding防止文字覆盖*/

height: 40px;
width: 136px;
line-height: 40px;
padding: 0 37%; 
color: #676767;
font-size: 15px;
}

/*清除ie的默认选择框样式清除，隐藏下拉箭头*/
.header .main_nav .box .bg01 select::-ms-expand { 
	display: none; 
}


.header .main_nav .box .bg02{
	width: 580px;
	height: 45px;
	float: left;
}

.header .main_nav .box .bg02 input{
	border-left: 1px solid #41b974;
	border-top: 2px solid #41b974;
	border-right: 2px solid #41b974;
	border-bottom: 2px solid #41b974;
	width: 580px;
	height: 36px;
	outline: none;
	padding-left: 20px; 
	font-size: 15px;
}

.header .main_nav .box .bg02 input::-webkit-input-placeholder{
	color: #676767;
}

.header .main_nav .box .bg03{
	position: relative;
	width: 145px;
	float: left;
	display: inline-block;
}
.header .main_nav .box .bg03 .seek_img{
	height: 17px;
	width: 26px;
	position: absolute;
	left: 0;
	z-index: 5;
	background-position: 0px 0px;
	background:url(../images/seek_img.png);
	margin-top: 12px;
	margin-left: 33px;
	background-size:contain;/* 将背景图片等比缩放至某一边紧贴容器边缘 */
	background-repeat: no-repeat;

}


.header .main_nav .box:hover .bg03 input{
	background: #049240;
}

.header .main_nav .box:hover .bg02 input{
	border-color: #049240;
}

.header .main_nav .box:hover .bg01 select{
	border-color: #049240;
}

.header .main_nav .box .bg03 input{
	border-radius:0px 5px 5px 0px;
	color: #fff;
	border: 0px;
	background-color: #41b974;
	height: 40px;
	width: 145px;
	cursor:pointer;/*模拟鼠标手势*/
}

/*****************  main_nav结束  *********************/