div#main{
  box-sizing: border-box;
  padding: 80px 5% 20% 5%;
}

div#main #pageTTL{
  font-family: 游明朝, YuMincho, "Hiragino Mincho ProN", "Hiragino Mincho Pro", HG明朝E, "Sawarabi Mincho", "ＭＳ 明朝", serif;
  width: 100%;
  display: block;
  padding: 18px 0px;
  margin: 30px auto 20px;
  color: #453027;
  text-align: center;
  text-decoration: none;
  font-size: 28px;
  box-sizing: border-box;
}

div#main #pageTTL:hover{
  opacity: 0.9;
}

@media (min-width: 768px){
  div#main #pageTTL{
    margin: 60px auto 70px;
    padding: 34px 20px;
    font-size: 35px;
  }
}