/* pages/start/start.wxss */
.start{
 position: fixed;
 top:0;
 left:0;
 bottom:0;
 width:100%;
 height: 100%;
 z-index:10;
}
.start image{
 width:100%;
 height: 100%;
 display: block;
}
.start_btn{
 position: absolute;
 bottom:28%;
 left:50%;
 transform: translateX(-50%);
 width:300rpx;
 height: 80rpx;
 border-radius: 40rpx;
 color:#21AE59;
 font-size:34rpx;
 font-weight: bold;
 border:1rpx solid #21AE59;
 z-index:20rpx;
 display: flex;
 align-items: center;
 justify-content: center;
}
.start_btn:active{
 opacity: 0.7;
}