.about_content{display: inline-block; font-size: 16px; line-height:28px; width:100%; margin-top:50px;}
.about_l{ width:50%; float:left; padding:0 20px 0 0}
.about_r{ width:50%; float:left;text-align: justify;}

.about_l1{ width:70%; float:left; text-align:right; margin-top:50px;}
.about_r1{ width:30%; float:left;text-align:right;}


@media (max-width: 1040px){
	.about_l{margin-bottom: 30px;}
	.about_l,.about_r,.about_l1,.about_r1{width: 100%;}
}