html,
body {
  width: 100%;
  height: 100%;
}

body {
  overflow: hidden;
}
* {
  margin: 0;
  padding: 0;
}

.box {
  width: 100%;
  position: relative;
}
.box {
  background: url(http://qfdii.bohaileasing.com/css/images/demo.png) no-repeat center;

  background-size: cover;

  height: 100%;
}

.background {
  width: 100%;
}

.box_s {
  width: 100%;

  position: absolute;

  top: 0;

  left: 0;
}

.head {
  width: 100%;

  float: left;
}

.title {
  margin-left: 6%;

  margin-top: 2%;

  float: left;

  /* position: absolute;

    top:40px; */
}

.home {
  /* position: absolute;

    right: 320px;

    top: 70px; */

  float: right;

  margin-right: 17%;

  margin-top: 4%;
}

.con {
  float: left;

  width: 100%;
}

.open {
  /* position: absolute; */

  width: 45%;

  float: left;

  margin-top: 16%;

  margin-left:5%;

  /* text-align: center */
}

.open_a {
  width: 100%;

  font-size: 58px;

  font-family: 'Adobe 黑体 Std';

  color: #fff;

  text-align: center;
  line-height: 1em;margin-bottom: 20px;
}

.open_b {
  font-size: 32px;

  font-family: 'Arial';

  color: #fff;

  width: 100%;

  text-align: center;
}

a {
  display: block;
}

.form {
  width: 504px;

  height: 504px;

  background: rgba(255, 255, 255, 0.8);

  position: absolute;

  right: 17%;

  top: 40%;
}

.tit {
  color: #09448a;

  font-size: 29px;

  font-family: 'Arial';

  margin-top: 67px;

  margin-left: 43px;

  font-weight: 600;
}

.ema {
  width: 82%;

  margin-left: 9%;

  border-bottom: 1px solid #d4d5d6;

  height: 74px;

  line-height: 74px;
}

.ema input {
  width: 100%;

  height: 60%;

  border: none;

  background: none;

  font-size: 17px;
}

.yzm {
  width: 82%;

  margin-left: 9%;

  border-bottom: 1px solid #e2e3e4;

  height: 74px;

  line-height: 74px;

  position: relative;
}

.yzm input {
  width: 58%;

  height: 60%;

  border: none;

  background: none;

  font-size: 17px;
}

.huoqu {
  display: inline-block;

  width: 40%;

  height: 60%;

  background: #929292;

  position: absolute;

  top: 20%;

  line-height: 280%;

  text-align: center;

  color: #fff;

  right: 0;

  cursor: pointer;
}

.login {
  width: 82%;

  margin-left: 9%;

  height: 62px;

  background: #09448a;

  margin-top: 80px;

  margin-bottom: 83px;

  line-height: 62px;

  text-align: center;

  color: #fff;

  font-size: 21px;
}

a {
  text-decoration: none;
}

input:focus {
  outline: none;
}

.btn {
  width: 100%;
}

.btn:focus {
  outline: none;
}

@media (max-width: 1464px) {
  .box_s {
    width: 100%;
  }

  .form {
    right: 10%;
  }

  .home {
    margin-right: 10%;
  }

  /* .huoqu {

            font-size: 12px;

            line-height: 390%;

        } */

  .background {
    display: none;
  }

  .open_a {
    width: 100%;

    font-size: 40px;

    font-family: 'Adobe 黑体 Std';

    color: #fff;

    text-align: center;
  }

  .open_b {
    font-size: 23px;

    font-family: 'Arial';

    color: #fff;

    width: 100%;

    text-align: center;
  }

  .open {
    /* position: absolute; */

    width: 28%;

    float: left;

    margin-top: 15%;

    margin-left: 10%;

    /* text-align: center */
  }
}

@media (max-width: 1366px) {
  .box_s {
    width: 100%;
  }

  .form {
    right: 10%;
  }

  .home {
    margin-right: 10%;
  }

  .huoqu {
    font-size: 12px;

    line-height: 390%;
  }

  .background {
    display: none;
  }

  .open_a {
    width: 100%;

    font-size: 32px;

    font-family: 'Adobe 黑体 Std';

    color: #fff;

    text-align: center;
  }

  .open_b {
    font-size: 20px;

    font-family: 'Arial';

    color: #fff;

    width: 100%;

    text-align: center;
  }

  .open {
    /* position: absolute; */

    width: 28%;

    float: left;

    margin-top: 15%;

    margin-left: 10%;

    /* text-align: center */
  }
}

@media (max-width: 1280px) {
  .form {
    width: 350px;
    height: 360px;
    background: rgba(255, 255, 255, 0.8);
    position: absolute;
    right: 17%;
    top: 40%;
  }
  .tit {
    margin-top: 45px;
  }
  .ema {
    height: 65px;
    line-height: 65px;
  }
  .yzm {
    height: 65px;
    line-height: 65px;
  }

  .login {
    width: 82%;
    margin-left: 9%;
    height: 50px;
    background: #09448a;
    margin-top: 40px;
    margin-bottom: 83px;
    line-height: 50px;
    text-align: center;
    color: #fff;
    font-size: 21px;
  }
  .home {
    margin-right: 16.5%;
  }
  .yzm input {
    width: 58%;
    height: 60%;
    border: none;
    background: none;
    font-size: 15px;
  }
  .ema input {
    width: 100%;
    height: 60%;
    border: none;
    background: none;
    font-size: 15px;
  }
  .open_a {
    width: 100%;
    font-size: 37px;
    font-family: 'Adobe 黑体 Std';
    color: rgb(255, 255, 255);
    text-align: center;
  }
  .open_b {
    font-size: 25px;
    font-family: 'Arial';
    color: #fff;
    width: 100%;
    text-align: center;
  }
  .open {
    width: 35%;
  }
}

@media (max-width: 1024px) {
  .box_s {
    width: 100%;
  }

  .login {
    font-size: 12px;
  }

  .form {
    right: 10%;
  }

  .home {
    margin-right: 10%;
  }

  .huoqu {
    font-size: 12px;

    line-height: 390%;
  }

  .background {
    display: none;
  }

  .open_a {
    width: 100%;

    font-size: 28px;

    font-family: 'Adobe 黑体 Std';

    color: #fff;

    text-align: center;
  }

  .open_b {
    font-size: 16px;

    font-family: 'Arial';

    color: #fff;

    width: 100%;

    text-align: center;
  }

  .open {
    /* position: absolute; */

    width: 28%;

    float: left;

    margin-top: 20%;

    margin-left: 10%;

    /* text-align: center */
  }
}

@media (max-width: 996px) {
  .box_s {
    width: 100%;
  }

  .form {
    margin-top: 0;

    width: 39%;
    height: 400px;
  }

  .huoqu {
    font-size: 12px;

    line-height: 390%;
  }
}

@media (max-width: 767px) {
  .box_s {
    width: 100%;
  }

  .form {
    width: 340px;

    position: inherit;

    overflow: hidden;

    margin: 0 auto;

    margin-top: 135px;
  }

  .huoqu {
    font-size: 12px;

    line-height: 390%;
  }

  .login {
    margin-bottom: 30px;

    font-size: 18px;
  }

  .tit {
    margin-top: 30px;

    margin-left: 30px;
  }

  .open {
    /* position: absolute; */

    width: 100%;

    margin-top: 20px;

    margin-left: 0;

    /* text-align: center */
  }

  .open_a {
    width: 100%;

    font-size: 24px;

    font-family: 'Adobe 黑体 Std';

    color: #fff;

    text-align: center;
  }

  .open_b {
    font-size: 18px;

    font-family: 'Arial';

    color: #fff;

    width: 100%;

    text-align: center;
  }

  .con {
    width: 100%;
  }

  .home {
    margin-top: 10%;

    margin-right: 4%;
  }

  .btn {
    font-size: 13px;
  }
}