body{
	padding-bottom: 0; font-size: 12px;
}

/* --------------top-------------- */
.wzbox{ width: 750px; margin: 0 auto; padding-top: 40vh;}
.btn1{display: block; text-align: center; border-radius: 5px;width: 330px; line-height: 66px; font-size: 32px;color: #ffffff; font-weight: bold;  background:#e41911; margin: 0 auto;}
.wzbox li{padding-bottom: 35px;}
.btn2{background: url(../image/k2.png);width: 220px;height: 64px; display: block; margin: 0 auto;}

@media screen and (min-width:750px) {
   .btn1{width: 550px; line-height: 80px; font-size: 40px;}
   .btn2{background: url(../image/k2.png);width: 330px;height: 100px; display: block; margin: 0 auto;background-size:100% 100%}
}