.c-ttl-main{
  font-weight: bold;
  padding: 0.3em;
  margin-bottom: 0.3em;
  position: relative;
  text-align: center;
  font-family: "Shippori Mincho", "Noto Sans JP", roboto, 游ゴシック, YuGothic, "ヒラギノ角ゴ Pro", "Hiragino Kaku Gothic Pro", メイリオ, Meiryo, Osaka, "ＭＳ Ｐゴシック", "MS PGothic", sans-serif;
}
.c-ttl-main::after {
  content: '';
  background-size: 10px 10px;
  background-color: #e1eef5;
  background-image: repeating-linear-gradient(-45deg, #eee8aa 0, #eee8aa 3px, #fff 0, #fff 50%);
  width: 100%;
  height: 7px;
  position: absolute;
  bottom: -5px;
  left: 0;
}

a.btn_03 {
	display: block;
	text-align: center;
	vertical-align: middle;
	text-decoration: none;
	width: 120px;
	margin: auto;
	padding: 1rem 4rem;
	font-weight: bold;
	border: 2px solid #808000;
	color: #808000;
	border-radius: 100vh;
	transition: 0.5s;
}
a.btn_03:hover {
	color: #fff;
	background: #808000;
}