.sms-topWrap {
  width: 100%;
  height: 500px;
  background: linear-gradient(0deg, rgba(59, 131, 48, 1), rgba(1, 4, 15, 1));
}
.solu-top {
  width: 100%;
  height: 500px;
  position: relative;
}
.solu-top img {
  width: 100%;
  height: 500px;
}
.solu-top-describe {
  position: absolute;
  left: 50%;
  width: 1200px;
  top: 118px;
  z-index: 99;
  transform: translateX(-50%);
}
.solu-top-describe span {
  color: rgba(255, 255, 255, 1);
  display: block;
  font-size: 30px;
  font-weight: 400;
}
.solu-top-describe span:first-child {
  font-size: 54px;
  font-family: Microsoft YaHei;
  font-weight: bold;
  margin-bottom: 60px;
}
.solu-top-describe button {
  margin-top: 60px;
  border: none;
  width: 200px;
  height: 59px;
  background: rgba(63, 199, 43, 1);
  font-size: 30px;
  font-family: Microsoft YaHei;
  font-weight: 300;
  color: rgba(255, 255, 255, 1);
}
.nav {
  height: 57px;
  width: 100%;
  background: #ffffff;
  display: flex;
  justify-content: space-between;
  padding: 0 71px;
  box-sizing: border-box;
  position: sticky;
  top: 0;
  z-index: 998;
}

.nav-index-logo {
  margin: 10px 0 12px 0;
  width: 128px;
  height: 33px;
  cursor: pointer;
}

.nav-index-menus {
  height: 57px;
  display: inherit;
  align-items: center;
}

.nav-index-menus > ul {
  display: flex;
  justify-content: space-around;
}

.nav-index-menus > ul li {
  padding: 15px 30px;
  box-sizing: border-box;
  font-size: 11px;
  cursor: pointer;
  vertical-align: middle;
  display: inherit;
  align-items: center;
}

.nav-index-menus ul li:hover {
  color: #3fc72b;
}

.li-son {
  position: absolute;
  width: 100%;
  background: #ffffff;
  left: 0;
  top: 57px;
  font-size: 11px;
  overflow: hidden;
}

.li-son > div {
  transition: 0.2s all;
  height: 0;
  overflow: hidden;
}

.more-items:hover .nav-index-menus .li-son {
  height: 200px;
}

.nav-index-menus-img {
  width: 20px;
  height: 20px;
  margin-top: 2px;
}

.nav-index-menus-item-login-tips {
  border: 1px solid #3fc72b;
  border-radius: 11px;
  padding: 6px 9px;
  box-sizing: border-box;
  color: #3fc72b;
}
.nav a {
  color: #2b2b2b;
}
.messagecode-advantage {
  overflow: hidden;
  height: 398px;
  background: -moz-linear-gradient(top, #59cc48 0%, #45b035 100%);
  background: -webkit-gradient(
    linear,
    left top,
    left bottom,
    color-stop(0%, #59cc48),
    color-stop(100%, #45b035)
  );
  background: -webkit-linear-gradient(top, #59cc48 0%, #45b035 100%);
  background: -o-linear-gradient(top, #59cc48 0%, #45b035 100%);
  background: -ms-linear-gradient(top, #59cc48 0%, #45b035 100%);
  background: linear-gradient(top, #59cc48 0%, #45b035 100%);
  text-align: center;
}

.messagecode-advantage-title {
  font-size: 30px;
  color: #ffffff;
  margin: 64px 0 43px 0;
}

.messagecode-advantage-content {
  width: 853px;
  margin: 0 auto;
  padding: 0 19px;
  box-sizing: border-box;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
}
.messagecode-advantage-content .messagecode-advantage-content-item {
  display: flex;
  align-items: center;
  width: calc(100% / 3);
  margin-bottom: 36px;
  justify-content: flex-start;
}
.messagecode-advantage-content .messagecode-advantage-content-item img {
  width: 48px;
  height: 48px;
  margin: 0 auto;
}
.messagecode-advantage-content
  .messagecode-advantage-content-item
  img:first-child {
  width: 48px;
  height: 39px;
}
.messagecode-advantage-content .messagecode-advantage-content-item span {
  color: #ffffff;
  font-size: 17px;
  display: block;
  text-align: left;
  line-height: 20px;
}
.messagecode-advantage-content
  .messagecode-advantage-content-item:first-child
  span,
.messagecode-advantage-content
  .messagecode-advantage-content-item:nth-child(3)
  span {
  width: 50%;
}
.messagecode-advantage-content
  .messagecode-advantage-content-item:nth-child(2)
  img {
  width: 46px;
  height: 40px;
}
.messagecode-advantage-content
  .messagecode-advantage-content-item:nth-child(3)
  img {
  width: 48px;
  height: 48px;
}
.messagecode-advantage-content
  .messagecode-advantage-content-item:nth-child(4)
  img {
  width: 48px;
  height: 38px;
}
.messagecode-advantage-content
  .messagecode-advantage-content-item:nth-child(5)
  img {
  width: 46px;
  height: 48px;
}
.messagecode-advantage-content
  .messagecode-advantage-content-item:nth-child(6)
  img {
  width: 48px;
  height: 48px;
}
.messagecode-advantage-content
  .messagecode-advantage-content-item:nth-child(7)
  img {
  width: 43px;
  height: 48px;
}
.messagecode-advantage-content
  .messagecode-advantage-content-item:nth-child(8)
  img {
  width: 36px;
  height: 48px;
}
.messagecode-advantage-content
  .messagecode-advantage-content-item:last-child
  img {
  width: 48px;
  height: 48px;
}
.messagecode-advantage-content
  .messagecode-advantage-content-item:last-child
  img {
  width: 31px;
  height: 38px;
}
.messagecode-advantage-content-item-icon {
  width: 48px;
  overflow: hidden;
  text-align: center;
  margin-right: 29px;
}

/**
应用场景
*/
.messagecode-usage {
  height: 712px;
  width: 100%;
  background: #f8f8f8;
  overflow: hidden;
  text-align: center;
}

.messagecode-usage-title {
  font-size: 30px;
  color: #333333;
  margin: 106px 0 50px 0;
}

.messagecode-usage-content {
  border: 1px solid #d7d7d7;
  width: 853px;
  height: 477px;
  margin: 0 auto;
  display: flex;
}
.messagecode-usage-content div {
  width: 50%;
  height: 100%;
}
.messagecode-usage-content > div:first-child {
  border-right: 1px solid #d7d7d7;
}
.messagecode-usage-content .messagecode-usage-content-left img {
  width: 260px;
  height: 445px;
  margin: 16px auto;
}
.messagecode-usage-content .messagecode-usage-content-right ul {
  display: flex;
  padding: 28px 85px;
  box-sizing: border-box;
  flex-wrap: wrap;
}
.messagecode-usage-content .messagecode-usage-content-right ul li {
  padding: 28px 29px;
  box-sizing: border-box;
  font-size: 14px;
  color: #333333;
  background: #ffffff;
  border-radius: 7px;
  margin-bottom: 17px;
  box-shadow: 0px 0px 9px 0px rgba(0, 0, 0, 0.13);
  cursor: pointer;
}
.messagecode-usage-content .messagecode-usage-content-right ul li:hover {
  background: #3fc72b;
  color: #ffffff;
}
.messagecode-usage-content
  .messagecode-usage-content-right
  ul
  li:nth-of-type(2n-1) {
  margin-right: 28px;
}

/**
我们的优势
*/
.quickly-advantage {
  /* height: 370px; */
  background: #fff;
  width: 100%;
  overflow: hidden;
}

.quickly-advantage .quickly-advantage-title {
  width: 100%;
  font-size: 30px;
  color: #333333;
  text-align: center;
  margin: 64px auto 23px auto;
}

.quickly-advantage-content {
  padding: 0 45px;
  box-sizing: border-box;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  justify-content: space-around;
  width: 853px;
  margin: 0 auto;
}

.quickly-advantage-content .content-item {
  display: flex;
  align-items: center;
  width: 50%;
  margin-bottom: 20px;
}

.quickly-advantage-content .content-item img {
  width: 75px;
  height: 75px;
}
.quickly-advantage-content .content-item .content-item-right {
  display: inherit;
  flex-direction: column;
  padding-left: 33px;
  box-sizing: border-box;
}
.quickly-advantage-content .content-item .content-item-right span {
  font-size: 17px;
  color: #333333;
}
.quickly-advantage-content .content-item .content-item-right label {
  color: #999999;
  font-size: 11px;
  padding-top: 11px;
  display: block;
  width: 90%;
  line-height: 16px;
}

@media screen and (min-width: 1920px) {
  .messagecode-advantage {
    height: 560px;
  }
  .messagecode-advantage-title {
    font-size: 42px;
    color: #ffffff;
    margin: 90px 0 60px 0;
  }
  .messagecode-advantage-content .messagecode-advantage-content-item {
    margin-bottom: 62px;
  }
  .messagecode-advantage-content-item-icon {
    width: 67px;
    margin-right: 40px;
  }
  .messagecode-advantage-content
    .messagecode-advantage-content-item
    img:first-child {
    width: 67px;
    height: 55px;
  }
  .messagecode-advantage-content .messagecode-advantage-content-item span {
    font-size: 24px;
  }
  .messagecode-advantage-content {
    width: 1207px;
  }

  .messagecode-advantage-content
    .messagecode-advantage-content-item:nth-child(4)
    img {
    width: 67px;
    height: 54px;
  }
  .messagecode-advantage-content
    .messagecode-advantage-content-item:nth-child(5)
    img {
    width: 65px;
    height: 67px;
  }

  .messagecode-advantage-content
    .messagecode-advantage-content-item:nth-child(7)
    img {
    width: 61px;
    height: 67px;
  }
  .messagecode-advantage-content
    .messagecode-advantage-content-item:nth-child(8)
    img {
    width: 51px;
    height: 67px;
  }
  .messagecode-usage {
    height: 941px;
  }
  .messagecode-usage-title {
    font-size: 42px;
    color: #333333;
    margin: 89px 0 70px 0;
  }
  .messagecode-usage-content {
    width: 1200px;
    height: 670px;
  }
  .messagecode-usage-content .messagecode-usage-content-left img {
    width: 365px;
    height: 625px;
    margin: 22px auto;
  }
  .messagecode-usage-content .messagecode-usage-content-right ul {
    padding: 39px 120px;
  }
  .messagecode-usage-content
    .messagecode-usage-content-right
    ul
    li:nth-of-type(2n-1) {
    margin-right: 40px;
  }
  .messagecode-usage-content .messagecode-usage-content-right ul li {
    padding: 40px 39px;
    box-sizing: border-box;
    font-size: 20px;
    color: #333333;
    background: #ffffff;
    border-radius: 10px;
    margin-bottom: 23px;
    box-shadow: 0px 0px 9px 0px rgba(0, 0, 0, 0.13);
  }
  .quickly-advantage {
    /* height: 518px; */
  }
  .quickly-advantage .quickly-advantage-title {
    font-size: 42px;
    margin: 89px auto 33px auto;
  }
  .quickly-advantage-content {
    box-sizing: border-box;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-around;
    width: 1200px;
    margin: 0 auto;
  }
  .quickly-advantage-content .content-item img {
    width: 105px;
    height: 105px;
  }
  .quickly-advantage-content .content-item .content-item-right span {
    font-size: 24px;
  }
  .quickly-advantage-content .content-item .content-item-right label {
    font-size: 16px;
    padding-top: 15px;
    width: 90%;
    line-height: 24px;
  }
}
/**
form
*/
.fixed-bg {
  position: fixed;
  width: 100%;
  height: 100%;
  z-index: 999;
  left: 0;
  top: 0;
  background: rgba(0, 0, 0, 0.8);
}

.form {
  position: absolute;
  z-index: 999;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  color: #666666;
  width: 370px;
  height: 427px;
  background: #fffeff;
  border-radius: 10px;
  text-align: center;
}

.form-title {
  color: #3fc72b;
  font-size: 21px;
  padding: 20px 0;
  box-sizing: border-box;
}

.form-label {
  font-size: 11px;
  padding-bottom: 20px;
  box-sizing: border-box;
  color: #888888;
}

.form-bg {
  width: 100%;
  height: 490px;
  overflow: hidden;
}

.form-bg button {
  height: 28px;
  width: 136px;
  text-align: center;
  line-height: 28px;
  color: #fff;
  font-size: 14px;
  background: #45b035;
  outline: none;
  border: none;
  margin-top: 37px;
}

.form-item:first-child {
  margin-top: 20px;
}

.form-item {
  margin-top: 8px;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
}

.form-item label {
  color: #888888;
  font-size: 13px;
}

.form-item input[type="text"] {
  width: 136px;
  height: 28px;
  outline: none;
  border-radius: 4px;
  border: none;
  padding: 5px 10px;
  box-sizing: border-box;
  background: #f6f4f5;
}

.form-item textarea {
  width: 296px;
  border-radius: 4px;
  padding: 10px 10px;
  box-sizing: border-box;
  background: #f6f4f5;
  border: none;
  outline: none;
}

.form-item input[type="text"],
.form-item input[type="email"],
.form-item input[type="number"] {
  width: 211px;
  height: 28px;
  outline: none;
  border-radius: 4px;
  border: none;
  padding: 5px 10px;
  box-sizing: border-box;
  background: #f6f4f5;
}

.form-item textarea {
  width: 211px;
  border-radius: 4px;
  padding: 10px 10px;
  box-sizing: border-box;
  background: #f6f4f5;
  border: none;
  outline: none;
}
.close-btn {
  position: absolute;
  right: 20px;
  top: 16px;
  font-size: 20px;
  cursor: pointer;
}
.submit-form {
  height: 85px;
  background: rgba(0, 0, 0, 0.6);
  text-align: center;
  display: flex;
  align-items: center;
  position: relative;
  margin-top: 60px;
}

.input-box {
  margin: 0 auto;
  color: #fff;
  font-size: 16px;
  display: flex;
  width: 700px;
  justify-content: center;
  align-items: center;
}

.input-box input {
  width: 197px;
  height: 30px;
  border: 1px solid rgba(248, 248, 248, 1);
  border-radius: 3px 0px 0px 3px;
  margin-left: 18px;
  background: transparent;
  font-size: 11px;
  padding-left: 11px;
  color: #e0e0e0;
}

.input-box button {
  padding: 9px 21px;
  box-sizing: border-box;
  color: #fff;
  background: #3fc72b;
  outline: none;
  border: none;
}

/**
* 导航栏适配1920
*/
@media screen and (min-width: 1920px) {
  .nav {
    height: 80px;
  }
  .nav-index-logo {
    width: 180px;
    height: 49px;
  }
  .nav-index-menus {
    height: 80px;
  }
  .li-son {
    top: 80px;
    font-size: 16px;
  }

  .pro-message-img-tips img {
    width: 32px;
    height: 25px;
  }
  .pro-box:nth-child(2) .pro-message-img-tips img,
  .pro-box:nth-child(3) .pro-message-img-tips img {
    width: 32px;
    height: 32px;
  }
  .pro-box:nth-child(4) .pro-message-img-tips img {
    width: 28px;
    height: 30px;
  }
  .resolve-items > div img {
    width: 80px;
    height: 80px;
    padding-bottom: 20px;
  }
  .resolve-items > div {
    padding-bottom: 30px;
  }
  .pro-message-img-tips {
    font-size: 16px;
  }
  .nav-index-menus-img {
    width: 33px;
    height: 33px;
  }
  .nav-index-menus > ul li {
    font-size: 16px;
  }
  footer .footer-left-contact ul li,
  footer .footer-middle-resolve ul li,
  footer .footer-right ul li {
    font-size: 14px;
  }
  footer .footer-left {
    width: 400px;
  }
  .footer-left-contact {
    margin-left: 50px;
  }
  footer .footer-middle .footer-middle-pro > span,
  footer .footer-middle .footer-middle-resolve > span,
  footer .footer-right > span {
    font-size: 16px;
  }
  footer .footer-middle a,
  footer .footer-right a {
    font-size: 16px;
  }
  footer .copyright {
    font-size: 14px;
  }
}