.mailform dl {
    padding: 12px;
    margin: 0 auto;
    max-width: 800px;
    display: flex;
    align-items: center;
}
.mailform dt {
  width: 260px;
  display: table-cell;
  vertical-align: middle;
  font-size:14px;
  margin-right:15px;
}

.mailform dd {
  width: calc(100% - 275px);
  
  display: table-cell;
  vertical-align: middle;
}

.mailform dd input[type="text"],
.mailform dd select,
dd textarea {
  width: 100%;
  max-width: 100%;
  font-family: inherit;
  padding: 11px 12px;
  font-size: 14px;
  background: #f4f4ff;
  border-radius: 4px;
  border: 1px solid #ddddea;
  box-shadow: inset 0 1px 2px rgba(0,0,0,.05);
}

.mailform dd input[type="radio"],
.mailform dd input[type="checkbox"]:{
  box-shadow: none;
  border: 5px solid #ccc;
}

.mailform dd .nest {
  padding-left: 45px;
  margin: 10px 0;
}

.mailform dd textarea {
  width: 100%;
  height: 140px;
  box-sizing: border-box;
  resize: vertical;
}

.confirmation_btn {
    font-family: inherit;
    padding: 14px 47px;
    font-size: 16px;
    background: none;
    border-radius: 8px;
    border: none;
    background: url(/common/img/bgPage06.jpg) 0 0 no-repeat;
    color: #fff;
    cursor: pointer;
    letter-spacing: 0.1rem;
    margin: 50px auto 0;
    display: block;
    width: 225px;
}
html.cn body .confirmation_btn{
  font-family: "Noto Serif SC", serif;
  font-weight: 600;
}

.confirmation_btn:hover {
  opacity: .8;
}



@media screen and (max-width: 768px) {
.mailform dl{
    display:block;
}
.mailform dt {
    width: 100%;
    display: block;
    margin: 0 0 15px;
}
.mailform dd {
    width: 100%;
    display: block;
    margin: 0 0 20px;
}
}