.about_in {
	width: 100%;
	padding: 80px 0;
	background-image: url(../images/about_bg.jpg);
	background-repeat: no-repeat;
	background-position: center top;
	overflow: hidden
}

.about_in .tt_in {
	margin: 20px auto 45px
}

.about_in .l {
	width: 630px;
}

.about_in .l h3 {
	font-size: 24px;
	color: #fff;
	margin: 0 0 15px 0;
}

.about_in .l h3 span {
	font-size: 15px
}

.about_in .l .txt {
	line-height: 29px;
	text-indent: 30px;
}

.about_in .l .more {
	display: block;
	width: 105px;
	height: 34px;
	margin-top: 35px;
	line-height: 34px;
	text-align: center;
}

.rr {
	float: right;
	margin-right: 80px;
}

.rimg {
	width: 520px;
    height: auto;
    box-shadow: 0 0 400px 0 #fff;
    border: 5px solid #eee;
    margin-top: 53px;
}

.about_1300 {
	width: 1300px;
	margin: 0 auto;
	display: flex;
    justify-content: space-between;
}

.gd {
	width: 100px;
	text-align: center;
	height: 40px;
}

.gd a {
	display: block;
	width: 100px;
	height: 40px;
	line-height: 40px;
}
.txy {
	margin: 20px 0 0;
	padding: 0;
}
.txy li{
	font-size: 14px;
	line-height: 32px;
	color: #fff;
}