h4 {
  position: relative;
  border-top: solid 2px #80c8d1;
  border-bottom: solid 2px #80c8d1;
  background: #f4f4f4;
  line-height: 1.4;
  padding: 0.4em 0.5em;
  margin: 2em 0 0.5em;
}
h4:after {
  /*タブ*/
  position: absolute;
  font-family: "Font Awesome 5 Free",'Quicksand','Avenir','Arial',sans-serif;
  font-weight: 900;
  content: '\f0a7\ POINT';
  background: #80c8d1;
  color: #fff;
  left: 0px;
  bottom: 100%;
  border-radius: 5px 5px 0 0;
  padding: 5px 7px 3px;
  font-size: 0.7em;
  line-height: 1;
  letter-spacing: 0.05em;
}
p.aside_area{margin: 10px;}
img.aside_img {width:80%;}
@media screen and (max-width: 800px) {
  img.aside_img {width:100%;}
}
a.btn {
  font-weight: 700;
  line-height: 1.5;
  position: relative;
  cursor: pointer;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  text-align: center;
  vertical-align: middle;
  text-decoration: none;
  letter-spacing: 0.1em;
  color: #212529;
  border-radius: 0.5rem;
}
a.btn--orange {
  color: #fff;
  background-color: #eb6100;
}

a.btn--orange:hover {
  color: #fff;
  background: #f56500;
}

a.btn-c {
  font-size: 1rem;
  position: relative;
  padding: 1rem 2rem 1rem 2rem;
}