#contentsBox .btn_01 a {
  color: #fff;
  border: none;
  background-color: #d5b94b;
  padding: 10px 20px;
  margin-top: 30px;
}

#contentsBox .btn_02 a {
    color: #fff;
    font-size: 1.9em;
    background-color: #d5b94b;
    padding: 20px 100px;
    margin-top: 30px;
    line-height: 1.2em;
}

#contentsBox .btn_01 a:after,
#contentsBox .btn_02 a:after{
    height: 0;
}

@media screen and (max-width: 640px){
#contentsBox .btn_02 a {
    color: #fff;
    font-size: 1.5em;
    background-color: #d5b94b;
    padding: 15px 30px;
    margin-top: 30px;
  }
}