/*Componentレイヤーは多くのプロジェクトで横断的に再利用できる要素
*/
*:before,
*:after {
  z-index: -1;
}

.centerer {
  margin: 0 auto;
}

@media (min-width: 600px) {
  .wrap {
    width: 140px;
    float: left;
  }
}
[class^="btn-"] {
  position: relative;
  display: block;
  overflow: hidden;
  width: 100%;
  height: 40px;
  margin: 1rem auto;
  text-transform: uppercase;
  border: 1px solid #444;
  margin: 0;
}

.btn-5,
.btn-5:before,
.btn-5:after {
  box-sizing: border-box;
  transition: 0.5s ease-in-out;
}

.btn-5 {
  color: #111;
  font-size: 14px;
  letter-spacing: .05em;
  line-height: 40px;
  text-align: center;
}

.btn-5:visited {
  color: #111;
}

.btn-5:after {
  content: '';
  width: 0;
  height: 0;
  -webkit-transform: rotate(360deg);
  border-style: solid;
  border-width: 0 0 0 0;
  border-color: transparent #322829 transparent transparent;
  position: absolute;
  top: 0;
  right: 0;
}
.btn-5:before {
  content: '';
  width: 0;
  height: 0;
  -webkit-transform: rotate(360deg);
  border-style: solid;
  border-width: 0 0 0 0;
  border-color: transparent transparent transparent #322829;
  position: absolute;
  bottom: 0;
  left: 0;
}
.btn-5:before, .btn-5:after {
  content: '';
  position: absolute;
  width: 0;
  height: 0;
  border: 0 solid;
  -webkit-transform: rotate(360deg);
  transform: rotate(360deg);
}
.btn-5:before {
  bottom: 0;
  left: -2.4px;
  border-color: transparent transparent transparent #444;
}
.btn-5:after {
  top: 0;
  right: -2.4px;
  border-color: transparent #444 transparent transparent;
}
.btn-5:hover {
  color: #d4d0d1;
}
.btn-5:hover:before, .btn-5:hover:after {
  border-width: 32px 170.5px;
}

@-webkit-keyframes criss-cross-left {
  0% {
    left: -20px;
  }
  50% {
    left: 50%;
    width: 20px;
    height: 20px;
  }
  100% {
    left: 50%;
    width: 375px;
    height: 375px;
  }
}

@keyframes criss-cross-left {
  0% {
    left: -20px;
  }
  50% {
    left: 50%;
    width: 20px;
    height: 20px;
  }
  100% {
    left: 50%;
    width: 375px;
    height: 375px;
  }
}
@-webkit-keyframes criss-cross-right {
  0% {
    right: -20px;
  }
  50% {
    right: 50%;
    width: 20px;
    height: 20px;
  }
  100% {
    right: 50%;
    width: 375px;
    height: 375px;
  }
}
@keyframes criss-cross-right {
  0% {
    right: -20px;
  }
  50% {
    right: 50%;
    width: 20px;
    height: 20px;
  }
  100% {
    right: 50%;
    width: 375px;
    height: 375px;
  }
}

.centerer:first-child {
	margin: 0 0 0 10%;
}

.centerer:last-child{
	margin: 0 10% 0 0;
}

.centerer:last-child .wrap:last-child{
	margin-left: 10px;
}