.container {
  width: 80%;
  margin: 20px auto;
  padding: 30px;
  overflow: hidden;
}

.container span,
.container p,
.container div {
  line-height: 1.6;
}





.mailform dl {
  padding: 12px;
  margin-bottom: 4px;
  border-radius: 4px;
  border-bottom: 1px solid #f9f9f9;
}

.mailform dt {
  width: 100%;
  display: list-item;
  vertical-align: middle;
  list-style-type:none;
}

.mailform dd {
  width: 100%;
  padding-left: 8px;
  display: list-item;
  vertical-align: middle;
  list-style-type:none;
}

.mailform dd input[type="text"],
.mailform dd select,
dd textarea {
  width: 100%;
  max-width: 80%;
  font-family: inherit;
  padding: 7px 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: 80%;
  height: 120px;
  box-sizing: border-box;
  resize: vertical;
}

.submit_area {
  margin-top: 45px;
  text-align: center;
}

.confirmation_btn {
  font-family: inherit;
  padding: 10px 30px;
  font-size: 16px;
  background: none;
  border-radius: 8px;
  border: none;
  background: #5d3fff;
  color: #fff;
  cursor: pointer;
}

.confirmation_btn:hover {
  opacity: .8;
}