#contents_wrapper {
  margin-top: 50px;
  padding-bottom: 80px;
}
.works_block{
  width: 1100px;
  margin: 0 auto;
}
.button_box {
  text-align: center;
  max-width: 400px;
  width: 100%;
  margin: 0 auto;
}
.button_box a {
  display: block;
  border: 1px solid #000000;
  text-decoration: none;
  color: #000000;
  font-size: 18px;
  font-weight: 500;
  padding: 20px;
  background: #FFFFFF;
  transition: 0.4s all;
}
.button_box a:hover {
  color: #FFFFFF;
  background: #000000;
}
.sp{
  display: none;
}

@media screen and (max-width: 1299px) {
  .works_block {
    width: 100%;
    padding: 0px 3%;
    box-sizing: border-box;
  }
}
@media screen and (max-width: 752px) {
  .spbr::before {
    content: "\A" ;
    white-space: pre ;
  }
  .sp {
    display: block;
  }
  .pc {
    display: none;
  }
}
.category_box ul {
	display: -webkit-box;
	display: -ms-flexbox;
	display: flex;
	flex-wrap: wrap;
	-webkit-flex-wrap: wrap;
	-ms-flex-wrap: wrap;
	gap: 5px 10px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 80px;
	margin-left: 0px;
}
.category_box ul li ,
.category_box ul li a img  {
  max-width: 260px;
  width: 100%;
}
.category_box ul li a {
  position: relative;
  display: block;
  transition: 0.4s all;
  text-align: center;
}

.category_box ul li a span.cate_name {
  text-decoration: none;
  font-size: 16px;
  color: #FFFFFF;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  white-space: nowrap;
}

.category_box ul li a:hover {
  opacity: 0.6;
}


@media screen and (max-width: 752px) {
  .category_box ul {
    justify-content: center;
    -webkit-justify-content: center;
    -ms-justify-content: center;
  }
  .category_box ul li ,
  .category_box ul li a img  {
    max-width: 45vw;
  }
}