.mailform dl {
    padding: 12px 2%;
    margin-bottom: 4px;
    border-radius: 4px;
    border-bottom: 1px solid #f9f9f9;
    display: table;
    width: 96%;
}

.mailform dt {
  width: 30%;
  float: left;
  clear: left;
  vertical-align: middle;
  font-size: 14px;
}

.mailform dd {
  width: 68%;
  padding-left: 2%;
  vertical-align: middle;
  float: left;
}

.mailform dd input[type="text"],
.mailform dd select,
dd textarea {
  width: 96%;
  font-family: inherit;
  padding: 7px 2%;
  font-size: 14px;
  border-radius: 4px;
  border: 1px solid #ccc;
}

.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: 350px;
  height: 120px;
  box-sizing: border-box;
  resize: vertical;
}

.confirmation_btn {
  font-family: inherit;
  padding: 10px 30px;
  font-size: 16px;
  background: none;
  border-radius: 8px;
  border: none;
    background: #ff7c7c;
  color: #fff;
  cursor: pointer;
}

.confirmation_btn:hover {
  opacity: .8;
}

@media screen and ( max-width:648px )
{

    .mailform dt {
        width: 100%;
        float: left;
        clear: left;
        vertical-align: middle;
        font-size: 14px;
        display: block;
        padding-bottom: 10px;
    }
    .mailform dd {
        width: 100%;
        padding-left: 0%;
        vertical-align: middle;
        float: left;
    }

}