.youhuifu {
  background-color: #000;
  width: 100%;
  height: 100vh;
  opacity: 0.7;
  position: fixed;
  z-index: 1000;
  top: 0;
}

.yuyuelf {
    background-image: url(http://www.stmjzs.com/statics/xiaochengxu/form1.png);
    background-size: 100% 100%;
    position: fixed;
    z-index: 1002;
    top: 405px;
    background-repeat: no-repeat;
    left: 137px;
    height: 800px;
    width: 75%;
}

.yuyuelf img {
}

.yuyuelf .title {
    margin-top: 185px;
    text-align: center;
    font-size: 44px;
    color: #000;
    margin-bottom: 40px;
    font-weight: bold;
}

.yuyue_box input {
    height: 85px;
    border-radius: 10px;
    padding-left: 20px;
    font-size: 28px;
    border: 1px solid #eee;
    width: 90%;
    margin-bottom: 28px;

}

.tijiaob button{
    width: 93%;
    height: 90px;
    font-size: 34px;
    background-color: #c4121a;
    color: #fff;
    border: none;
}

.yuyue_box {
    width: 80%;
    margin-left: 90px;
}

.yuyue_box .button-hover, button[type=primary] {
    color: #fff;
    line-height: 110px;
    font-size: 38px;
    margin-top: 40px;
    background-color: #c4121a;
    height: 110px;
}

.yuyuelf .yuyueren {
  font-size: 30px;
  margin-top: 31px;
  display: block;
}

.guanbiyy {
width: 70px;
    height: 70px;
    position: fixed;
    bottom: 369px;
    left: 463px;
    border-radius: 50%;
}
.yin{
    display: none;
}