.title_contact{
    width: 1200px;
    height: 200px;
    background-color: #556b2f;
  }
  
  .contact_nav{
    width: 700px;
    margin: 0 auto;
  }
  
  .contact_nav ul{
    display: -webkit-flex;
    display: flex;
    -webkit-justify-content: space-between;
    justify-content: space-between;
    padding-left: 0;
    list-style: none;
  }
  .contact_nav ul li{
    width: 200px;
    position: relative;
    text-align: center;
    background: #cccccc;
  }
  
  .contact_nav ul li:nth-child(n+2){
    margin-left: 2.5%;
  }
  
  .contact_nav ul li:nth-child(n+2):before{
    content: "";
    position: absolute;
    top: 50%;
    left: -20px;
    width: 0;
    height: 0;
    border: 0 solid #cccccc;
    border-width: 24.9px 20px;
    border-left-color: transparent;
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -webkit-transform: translateY(-50%);
    transform: translateY(-50%);
  }
  
  .contact_nav ul li span{
    position: relative;
    height: 50px;
    line-height: 50px;
    display: block;
  }
  
  .contact_nav ul li span:after{
    content: "";
    position: absolute;
    top: 50%;
    left: 100%;
    width: 0;
    height: 0;
    border: 0 solid #cccccc;
    border-width: 24.9px 20px;
    border-color: transparent;
    border-left-color: #cccccc;
    -moz-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    -webkit-transform: translateY(-50%);
    transform: translateY(-50%);
  }
  .contact_nav ul li.active{
    background: #0e563e;
  }
  
  .contact_nav ul li.active span{
    color: #ffffff;
    font-weight: bold;
  }
  .contact_nav ul li.active span:after{
    border-left-color: #0e563e;
  }
  
  .contact_nav ul li.active:nth-child(n+2):before{
    border: 0 solid #0e563e;
    border-width: 24.9px 20px;
    border-left-color: transparent;
  }
  
  .contact_input{
    width: 800px;
    margin: 20px auto 0 auto;
    background-color: #ffffff;
    box-sizing: border-box;
    border-top: solid 1px #556b2f;
    border-left: solid 1px #556b2f;
    border-right: solid 1px #556b2f;
    box-shadow: 8px 8px 8px 0 rgba(0, 0, 0, 0.2),
    10px 10px 20px 0 rgba(0, 0, 0, 0.19);
  }
  
  .contact_input_row{
    display: flex;
    flex-wrap: wrap;
    width: 100%;
    border-bottom: solid 1px #556b2f;
  }
  
  .contact_input_label{
    display: flex;
    align-items: center;
    width: 180px;
    padding: 0 0 0 12px;
    font-weight: bold;
    background-color: #e8fac9;
  }
  
  .contact_input_value{
    display: flex;
    flex-direction: column;
    width: 598px;
    padding: 10px 0 5px 10px;
  }
  
  .contact_input_value span{
    margin: 0 0 0 5px;
    font-size: 0.8em;
  }
  
  .contact_input_value input{
    margin: 0 0 5px 0;
  }
  
  .contact_input_value-top, .contact_input_value-bottom{
    display: flex;
    flex-wrap: wrap;
    align-items: center;
  }
  
  .contact_input_value_unit{
    display: flex;
    flex-wrap: wrap;
    width: 85px;
    font-size: 0.9em;
    font-weight: bold;
  }

  .contact_input_radio_check{
    position: absolute;
    opacity: 0;
  }
  
  .contact_input_radio_label{
    display: block;
    float: left;
    width: 60px;
    margin: 0;
    padding: 10px;
    cursor: pointer;
    color: #666666;
    font-size: 12px;
    text-align: center;
    background: #bdc3c7;
    line-height: 1;
    transition: .2s;
  }
  
  .contact_input_radio_label:first-of-type{
    border-radius: 3px 0 0 3px;
  }
  
  .contact_input_radio_label:last-of-type{
    border-radius: 0 3px 3px 0;
  }
  
  .contact_input_radio_check[type="radio"]:checked + .contact_input_radio_label{
    color: #fff;
    background-color: #0e563e;
  }
  
  .contact_input_require{
    height: 18px;
    margin: 0 0 0 3px;
    padding: 0 3px;
    font-size: 10px;
    color: #ffffff;
    line-height: 18px;
    background-color: #cc0000;
    border-radius: 3px;
  }
  
  .contact_send{
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 800px;
    margin: 20px auto;
    padding: 40px 0;
    background-color: #ffffff;
    border: solid 1px #556b2f;
    box-shadow: 8px 8px 8px 0 rgba(0, 0, 0, 0.2),
    10px 10px 20px 0 rgba(0, 0, 0, 0.19);
  }
  
  .contact_send_main{
    margin: 0 0 20px 0;
    font-size: 28px;
    font-weight: bold;
  }
  
  .contact_send_sub{
    font-size: 18px;
  }