#contact_form{
  background: #f5f5f5;
}
#contact_form .head{
  text-align:center;
  padding: 40px;
}
.form_area dl:last-child{
  border-bottom: 1px solid #aaa;
}
#contact_send_area{
  text-align:center;
  padding-top: 40px;
}
#contact_send_area button{
  width: calc(100% - 50px);
  max-width: 250px;
  background: #3cb371;
  display: block;
  margin: 20px auto 0;
  padding: 10px 0;
  border-radius: 50px;
  font-size: 110%;
}
#contact_send_area button:hover{
  opacity: .8;
}
#contact_send_area button:disabled{
  background: #777;
}
#contact_send_area button::before{
  content: "フォームを送信";
  color: #fff;
}
#contact_send_area button:disabled::before{
  content: "-";
}
.form_area .body dd p{
  font-size: 90%;
  color: #777;
  margin-top: 10px;
}
.subject_comment{
  display: none;
}