@media only screen and (min-width: 320px) and (max-width: 740px) {
.neirong iframe {width: 100%;height: auto;aspect-ratio: 16 / 9;}
   .contactus{width: 70%;}
    			}					
    @media only screen and (min-width: 741px) and (max-width:1200px) {	

    .contactus{width: 3.64rem;}
    			}
    @media only screen and (min-width: 1200px)  {					

		.contactus{width: 3.64rem;}
    			}
	.crumbs{background: #f2f2f2;padding: 0.2rem 0;font-size: max(14px, 0.2rem);font-weight: bold;color: #333333;}
	.crumbs a{color: #333333 !important;}
	.content .bx{padding: 0.3rem 0.2rem;background: #fff;margin-bottom: 0.44rem;}
	.content .fabu{display: flex;justify-content: space-between;flex-wrap: wrap;}
	.neirong lite-youtube{width:5.6rem; height:3.15rem;margin:0 auto;}
	.neirong a{color: #E16C2B;font-style: italic;border-bottom: 1px solid #333333;}
	.neirong img{max-width:100%;height:auto;}
	.content h1{font-size: 0.3rem;color: #333333;text-align: center;font-weight: 400;}
	.content .time{text-align: center;font-size: 0.18rem;color: #676767;margin: 0.18rem 0 0.4rem 0;}
	.content .fenye{border-bottom: 1px solid #333;padding: 0.3rem 0;}
	.content .fenye div{color: #333;font-size: max(18px, 0.23rem);}
	.content .fenye div span{font-weight: bold;}
	.content .fenye div a{color: #E16C2B;}
	.neirong iframe {display: block; margin: 0 auto;}
	.neirong .contactus{display: block;margin: 0.3rem auto;color: #fff;font-size: 0.21rem;font-weight: 600;font-style: italic;
background: #E16C2B;border-radius: 21px;height: 0.43rem;line-height: 0.43rem;text-align: center;}
.neirong .contactus i{padding: 0.05rem;font-size: 0.25rem;background: rgba(0, 0, 0, 0.23);border-radius: 50%;font-weight: 400;margin-left: 0.2rem;}