*{
	font-weight: normal;
}
.about_box{
	margin-top: 100px;
}
.about_img{
	float: left;
	width: 25%;
}
.about_img img{
	width: 100%;
}
.about_right{
	float: right;
	width: 70%;
	margin-top: -76px;
}
.bt_left{
	float: none;
}
.bt_eg{
	float: none;
}

.jianjie h4{
	line-height: 3em;
}
.jianjie p{
	line-height: 1.6em;
	margin-top: 25px;
	text-indent: 2em;
	color: #555;
}
.licheng{
	margin-top: 100px;
}
.licheng img{
	width: 95%;
	display: block;
	margin: 0 auto;
	margin-top: 60px;
}

.moshi{
	margin-top: 100px;
}
.moshi h4{
	line-height: 3em;
}
.moshi h5{
	padding-left: 28px;
	font-weight: bold;
	color: #333;
}
.moshi h5:nth-child(4){
	margin-top: 40px;
}
.moshi p{
	color: #555555;
	text-indent:2em;
}
@media screen and (max-width: 1200px){
	.about_img{
		width: 30%;
		transition: all ease 0.6s;
	}
	.about_right{
		width: 65%;
		transition: all ease 0.6s;
	}
}
@media screen and (max-width: 1100px){
	.about_img{
		width: 35%;
	}
	.about_right{
		width: 60%;
	}
}
@media screen and (max-width: 960px){
	.about_img{
		width: 40%;
	}
	.about_right{
		width: 55%;
	}
}
@media screen and (max-width: 860px){
	.about_img{
		width: 25%;
	}
	.about_right{
		width: 60%;
		margin-top: -40px;
	}
	.jianjie{
		width: 160%;
		margin-left: -65%;
		margin-top: 60px;
	}
}
@media screen and (max-width: 680px){
	.about_img{
		width: 20%;
	}
	.about_right{
		width: 75%;
		margin-top: -40px;
	}
	.jianjie{
		width: 130%;
		margin-left: -32%;
	}
}
@media screen and (max-width: 540px){
	.about_img{
		width: 25%;
	}
	.about_right{
		width: 70%;
		margin-top: -50px;
	}
	.jianjie{
		width: 140%;
		margin-left: -42%;
	}
}