.required .contact_title::after{
    content: "*";
    color: red;
  }

.address-space{
  margin-top: 10px;
}
  
.textbox{
    height: 42px;
    border-radius: 0.2em;
    padding: 1em;
    border: 1px solid #aaa;
    margin-bottom: 5px;
}

.textbox.fillsize{
    width: 100%;
}

.textbox.tarea{
    height: 200px;
}

textarea{
    resize: none;
}

.textbox:focus {
    border: 1px solid skyblue;
    outline: none;
}

div.sbtn{
    text-align: center;
}

.submit {
    display       : inline-block;
    border-radius : 1%;
    font-size     : 18pt;
    text-align: center;
    cursor        : pointer;
    padding       : 12px 70px;
    background    : #000066;
    color         : #fff;
    line-height   : 1em;
    transition    : .3s;
    border        : 2px solid #000066;
    margin        : 15px;
  }
  .submit:hover {
    box-shadow    : none;
    background    : #222;
  }

  .backbtn {
    display       : inline-block;
    border-radius : 1%;
    font-size     : 18pt;
    text-align: center;
    cursor        : pointer;
    padding       : 12px 62px;
    background    : #000066;
    color         : #fff;
    line-height   : 1em;
    transition    : .3s;
    border        : 2px solid #000066;
    margin        : 15px;
  }

  .backbtn:hover {
    box-shadow    : none;
    background    : #222;
  }

.error_message::before{
    content:"※";
  }

.error_message{
    display: none;
    color: red;
  }

  @media screen and (max-width: 480px) {

  }