.category_section{
  margin-bottom:80px;
}
.list_pic{
  position:relative;
  display:block;
  width:270px;
	height:270px;
  overflow:hidden;
  margin-bottom:10px;
}
.list_pic img{
  position: absolute;
  display:block;
  width:100%;
  height: 100%;
  top:0;
  left:0;
  right:0;
  bottom:0;
  margin:auto;
  object-fit: cover;
}
.mar_b_50.category_section .btn{
  position:relative;
  display:block;
  width: 280px;
    height: 60px;
    color: #FFF;
  font-size: 16px;
    font-family: "Hiragino Kaku Gothic ProN W6", "¥Ò¥é¥®¥Î³Ñ¥´ ProN W6", "Hiragino Sans", "¥Ò¥é¥®¥Î³Ñ¥´¥·¥Ã¥¯", source-han-sans-japanese, "Þ⥴¥·¥Ã¥¯ÂÎ", YuGothic, "Þ⥴¥·¥Ã¥¯ Medium", "Yu Gothic Medium", "Þ⥴¥·¥Ã¥¯", "Yu Gothic", "¥á¥¤¥ê¥ª", Meiryo, "£Í£Ó £Ð¥´¥·¥Ã¥¯", "MS PGothic", sans-serif;
    font-weight: 600;
  text-align: center;
    letter-spacing: .1em;
    line-height: 60px;
    text-align: center;
    background: #0C295E;
    border-radius: 30px;
  margin:0 auto;
    padding: 0;
  border: 1px solid #0C295E;
    box-sizing: border-box;
  transition: .35s;
}
.mar_b_50.category_section .btn:hover{
  color: #0C295E;
  background:#FFF;
}