.banner .swiper-slide{background: url(../img/how-to/banner.jpg) top right no-repeat;background-size: cover;}
.m_1{max-width: 1200px;margin: 1rem auto 3rem;overflow: hidden;}
.m_1 ul{width: 100%;margin: 1rem auto 0rem;overflow: hidden;display: flex;flex-flow: wrap;}
.m_1 ul li{width: 100%;margin: 3rem auto 0rem;overflow: hidden;}
.m_1 ul li .mimg{display: flex;border: solid 1px #9fa1a2;background: #fff;width: 300px;float: left;}
.m_1 ul li .mimg img{width: 100%;height:100%}
.m_1 ul li .mtxt{width: 800px;float: right;background: #f7f7f7;border: 1px solid #eee;padding: 1rem 2rem 2rem;}
.m_1 ul li h3{font-size: 2rem;font-weight: normal;}
.m_1 ul li p{font-size: 1.2rem;margin-top: 1rem;}
.m_1 ul li .mbtn{padding: 0.4rem 2rem;font-size: 1.4rem;font-weight: normal;}
@media all and (max-width:980px){
	.m_1 ul{display: block;}
	.m_1 ul li{width: 94%;margin: 2rem auto 0rem;}
	.m_1 ul li .mimg{width: 100%;float: none;}
	.m_1 ul li .mtxt{width: 88%;float: none;padding: 8% 6%;margin-top: 1rem;}
	.m_1 ul li h3{font-size: 1.6rem;}
	.m_1 ul li p{font-size: 0.9rem;}
	.m_1 ul li .mbtn{font-size: 1.2rem;padding: 0.1rem 1.4rem;}
}