.button {
  display: inline-block;
  width: 250px;
  height: 54px;
  text-align: center;
  text-decoration: none;
  line-height: 54px;
  outline: none;
  font-size: 13px;
  
}
.button::before,
.button::after {
  position: absolute;
  z-index: -1;
  display: block;
  content: '';
}
.button,
.button::before,
.button::after {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-transition: all .3s;
  transition: all .3s;
}

.button {
  background-color: #5ead3c;
  color: #fff;
}
.button:hover {
  background-color: #59b1eb;
  color: #fff;
}
/*-----------トップメニューバナー------------*/
*, *:before, *:after {
	box-sizing: border-box;
}
.col_4{
	width: 100%;
	display: flex;
	display: -ms-flexbox; /* IE10 */
	flex-wrap: wrap;
	-ms-flex-wrap: wrap; /* IE10 */
}
.col_4 > div{
	width: 25%;
	padding: 10px;
}
@media screen and (max-width: 960px) {
	.col_4 > div{
		width: 33.33333%;
	}
}
@media screen and (max-width: 480px) {
	.col_4 > div{
		width: 50%;
	}
}