.web1 {
      width: 100%;
      height: auto;
	  line-height:5vw;
      background-color: #FFF;
      margin: 0px;
      margin-top: 3vw;
      border: 0px solid #F80;
      border-radius: 2vw;
      box-shadow: 0 0 3vw #AAA;
    }

   .imgb {
      width: 100%;
      height: auto;
      margin-top: -5vw;
      background-color: #FFFFFF;
      border: 0px solid #F80;
      border-top-left-radius: 6vw;
      border-top-right-radius: 6vw;
      box-shadow: 0 0 3vw #AAA;
    }

   .web1_1 {
      width: 100%;
      height: 18vw;
      line-height: 18vw;
      text-align: center;
      font-size: 5vw;
      font-weight: bold;
      color: #000;
      font-family: "黑体";
    }

   .web1_2 {
      width: 100%;
      height: 3vw;
      line-height: 1vw;
      text-align: center;
      font-size: 3.6vw;
      color: #F80;
      font-family: "黑体";
      border: solid 0px;
    }

   .ss1 {
      width: 32vw;
      height: 6vw;
      line-height: 6vw;
      color: #000;
      font-size: 4vw;
      float: left;
      text-align: right;
      border: 0px;
    }* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

.ss2 {
  width: 40vw;
  height: 6vw;
  line-height: 6vw;
  font-size: 4vw;
  float: left;
  border: 0px;
}

.ss2 input {
  width: 100%;
  height: 100%;
  font-size: inherit;
  line-height: inherit;
  border: 0;
  vertical-align: middle;
}

.ss3 {
  width: 16vw;
  height: 6vw;
  line-height: 6vw;
  font-size: 4vw;
  margin-left: 0px;
  border: 0px;
  -moz-border-top-right-radius: 3vw;
  -webkit-border-top-right-radius: 3vw;
  -moz-border-bottom-right-radius: 3vw;
  -webkit-border-bottom-right-radius: 3vw;
  border-top-right-radius: 3vw;
  border-bottom-right-radius: 3vw;
  cursor: pointer;
  color: #FFF;
  text-align: center;
  float: left;
  background-image: linear-gradient(#ff6600, #ffaa00);
}

   .tracode {
      width: 40vw;
      height: 6vw;
      line-height: 6vw;
      align: left;
      color: #fff;
      font-size: 4vw;
      float: left;
      padding-left: 2vw;
      border: 0px;
      -moz-border-top-left-radius: 3vw;
      -webkit-border-top-left-radius: 3vw;
      -moz-border-bottom-left-radius: 3vw;
      -webkit-border-bottom-left-radius: 3vw;
      border-top-left-radius: 3vw;
      border-bottom-left-radius: 3vw;
      outline: none;
      letter-spacing: 0.5vw;
      background-color: #ffaa00;
    }

   .fouci {
      width: 60%;
      height: 6vw;
      line-height: 4.5vw;
      color: #999999;
      font-size: 4vw;
      background-color: #FFF;
      margin: 0px;
      margin-top: 6vw;
      border: 1px solid #ccc;
      border-radius: 1vw;
      box-shadow: 0 0 1vw #EEE;
    }

    /* 自定义复选框的外观 */
    input[type="checkbox"] {
      appearance: none;
      -webkit-appearance: none;
      -moz-appearance: none;
      width: 4.5vw;
      height: 4.5vw;
      background-color: #EEEEEE;
      border: 0.2vw solid #FF6600;
      cursor: pointer;
      position: relative;
      vertical-align: middle;
      margin-top: -0.4vw;
    }

    /* 复选框选中时的样式 */
    input[type="checkbox"]:checked {
      background-color: #FF6600;
    }

    /* 复选框选中时添加对勾 */
    input[type="checkbox"]:checked::after {
      content: '✔';
      font-size: 4vw;
      color: white;
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
    }