.w1200{width:1170px;margin:0 auto;}

.logo img{width:117px;height:70px;}
.banner{margin-top:120px;}

.banner-inside{width:100%;height:400px;margin-top: 110px;}



.p_description table img{width:90%;max-width:90%;    margin-left: 5%;margin-bottom: 20px;}