h2 {
  position: relative;
  display: inline-block;
  padding: 0 65px;
  text-align: center;
}

h2:before,
h2:after {
  position: absolute;
  top: calc(50% - 3px);
  width: 50px;
  height: 6px;
  content: '';
  border-top: solid 2px #000;
  border-bottom: solid 2px #000;
}

h2:before {
  left: 0;
}

h2:after {
  right: 0;
}


h3 {
  position: relative;
  padding: 1.5rem 1rem;
}

h3:after {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 10px;
  content: '';
  background-image: -webkit-repeating-linear-gradient(135deg, #000, #000 1px, transparent 2px, transparent 5px);
  background-image: repeating-linear-gradient(-45deg, #000, #000 1px, transparent 2px, transparent 5px);
  background-size: 7px 7px;
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}


/*ボタン↓*/

a.btn-border {
  border: 2px solid #000;
  border-radius: 0;
  background: #fff;
}

a.btn-border:hover {
  color: #fff;
  background: #000;
}


*,
*:before,
*:after {
  -webkit-box-sizing: inherit;
  box-sizing: inherit;
}

html {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  font-size: 30%;
}

.btn,
a.btn,
button.btn {
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.5;
  position: relative;
  display: inline-block;
  padding: 1rem 4rem;
  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;
}

/*ボタン↑*/