.about {
	min-height: 600px;
	padding: 0 15px;

}
.about-main{
	background: url(../img/a_main.png) no-repeat center top;
}
.about .nav-tabs>li.active>a,
.nav-tabs>li.active>a:focus,
.nav-tabs>li.active>a:hover {
	border: none;
	background: #ff6e1f;
	color: #FFFFFF;
}

.about .center {
	width: 100%;
	text-align: center;
}
.about .nav-tabs {
	display: inline-block;
	border-bottom: none;
	padding: 30px 0;
	text-align: center;
	margin: 0 auto;
}

.about .nav-tabs>li>a {
	border: none;
	color: #848484;
	margin-right: 0;
	border-radius: 0;
	font-size: 16px;
}

.about .tab-content p {
	line-height: 30px;
	text-indent: 2em;
}

.about .tab-content .img li {
	margin-bottom: 20px;
}
.about .tab-content .img li img{
	width: 100%;
}
@media only screen and (min-width:768px) {
	.about .tab-content .img li {
		width: 50%;
		float: left;
	}
	.nav-tabs li {
		margin: 0 15px;
	}
	.about .tab-content p {
		height: 40px;
		line-height: 40px;
		font-size: 16px;
		color: #666666;
		text-align: center;
	}
.about .tab-content .img li {
		padding: 0 15px;
	}
	.about .nav-tabs>li>a{
		font-size: 18px;
	}
}
@media only screen and (max-width:767px) {
.about-main{
	padding-top: 50px;
}
}

@media only screen and (min-width:1200px) {
	.about .nav-tabs>li>a{
		font-size: 22px;
	}
	.about .nav-tabs {
		padding: 50px 0;
	}
	.about .tab-content p {
		font-size: 18px;
	}
}

.pic {
    width: 100%;
    margin: 0 auto;
    text-align: center;
    padding: 20px 0;
}

.pic img {
    max-width: 100%;
    height: auto;
    display: block;
    margin: 0 auto;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .pic {
        padding: 15px 0;
    }
}

@media (max-width: 480px) {
    .pic {
        padding: 10px 0;
    }
}