web-financial/pages/camera/index.wxss

.main {
  float: left;
  width: 100%;
}

.main .info {
  float: left;
  width: 100%;
  margin: 0 0 30rpx 0;
}

.main .info button {
  float: left;
  width: 100%;
  background: red;
  color: #fff;
}