@charset "utf-8";
/*======================================================================*/
/*index.html
/*======================================================================*/
.swiper-container {
  width: 100%;
  height: 100%;
  background: #fff;
}
.swiper-slide {
  /* Center slide text vertically */
  display: -webkit-box;
  display: -ms-flexbox;
  display: -webkit-flex;
  display: flex;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-box-align: center;
  -ms-flex-align: center;
  -webkit-align-items: center;
  align-items: center;
}
.swiper-pagination {
  z-index: 9999;
}

/*------------------------------------------*/
/*header
/*------------------------------------------*/
header .inner {
  padding: 50px 20px;
  display: table;
}
header h1 {
  float: left;
}
header h1 a {
  color:#333;
  text-decoration: none;
  -webkit-transition: 0.3s;
  -moz-transition: 0.3s;
  transition: 0.3s;
}
header h1 a:hover {
  opacity: 0.6;
  -webkit-transition: 0.3s;
  -moz-transition: 0.3s;
  transition: 0.3s;
}
header nav {
  margin-top: 10px;
  float: right;
}
header nav ul {
  display: flex;
}
header nav ul li {
  margin-left: 2vw;
  display: inline-flex;
  font-weight: bold;
}
header nav ul li:first-child {
  margin-left: 0;
}
header nav ul li a {
  padding: 2px 2.8vw 3px;
  color:#333;
  font-size: 1.4rem;
  text-decoration: none;
  -webkit-border-radius: 12px;
  -moz-border-radius: 12px;
  border-radius: 12px;
  -webkit-transition: 0.3s;
  -moz-transition: 0.3s;
  transition: 0.3s;
}
header nav ul li a:hover {
  background-color: #777;
  color: #fff;
  -webkit-transition: 0.3s;
  -moz-transition: 0.3s;
  transition: 0.3s;
}

/*------------------------------------------*/
/*contents
/*------------------------------------------*/
section .swiper-slide>a {
  width: 100%;
  height: 100%;
  background-position: top center;
  background-size: cover;
  display: block;
  text-decoration: none;
}
section .bg01 { background-image: url(../img/work_01.png);}
section .bg02 { background-image: url(../img/work_02.png);}
section .bg03 { background-image: url(../img/work_03.png);}
section .bg04 { background-image: url(../img/work_04.png);}
section .bg05 { background-image: url(../img/work_05.png);}
section .bg06 { background-image: url(../img/work_06.png);}
section .bg07 { background-image: url(../img/work_07.png);}
section .bg08 { background-image: url(../img/work_08.png);}
section .bg09 { background-image: url(../img/work_09.png);}
section .bg10 { background-image: url(../img/work_10.png);}
section .bg11 { background-image: url(../img/work_11.png);}
section .bg12 { background-image: url(../img/work_12.png);}
section .bg13 { background-image: url(../img/work_13.png);}
section .bg14 { background-image: url(../img/work_14.png);}
section .bg15 { background-image: url(../img/work_15.png);}
section .bg16 { background-image: url(../img/work_16.png);}
section .bg17 { background-image: url(../img/work_17.png);}
section .bg18 { background-image: url(../img/work_18.png);}
section .bg19 { background-image: url(../img/work_19.png);}
section .bg20 { background-image: url(../img/work_20.png);}
section .bg21 { background-image: url(../img/work_21.png);}
section .bg22 { background-image: url(../img/work_22.png);}
section .bg23 { background-image: url(../img/work_23.png);}
section .bg24 { background-image: url(../img/work_24.png);}
section .bg25 { background-image: url(../img/work_25.png);}
section .bg26 { background-image: url(../img/work_26.png);}
section .bg27 { background-image: url(../img/work_27.png);}
section .bg28 { background-image: url(../img/work_28.png);}
section .bg29 { background-image: url(../img/work_29.png);}
section .bg30 { background-image: url(../img/work_30.png);}
section .bg31 { background-image: url(../img/work_31.png);}
section .bg32 { background-image: url(../img/work_32.png);}
section .bg33 { background-image: url(../img/work_33.png);}
section .bg34 { background-image: url(../img/work_34.png);}
section .bg35 { background-image: url(../img/work_35.png);}
section .bg36 { background-image: url(../img/work_36.png);}
section .bg37 { background-image: url(../img/work_37.png);}
section .bg38 { background-image: url(../img/work_38.png);}

section .swiper-slide>a div {
  width: 100%;
  height: 100%;
  padding: 300px 0;
  overflow: hidden;
  text-align: center;
  opacity: 0;
  -webkit-transition: 0.3s;
  -moz-transition: 0.3s;
  transition: 0.3s;
}
section .swiper-slide>a:hover div {
  background-color: #555;
  mix-blend-mode:multiply;
  opacity: 1;
  -webkit-transition: 0.3s;
  -moz-transition: 0.3s;
  transition: 0.3s;
}
section .swiper-slide>a:hover div p {
  text-align: center;
  color: #fff;
  font-size: 18px;
  mix-blend-mode: initial;
}
section .news {
  max-width: 700px;
  margin: 80px auto;
  padding: 20px;
  box-sizing: border-box;
  border: solid 1px #ccc;
}
section .news h2 {
  margin: 0 auto;
  text-align: center;
  font-size: 1.6rem;
}
section #topics_list {
  overflow-y: auto;
  max-height: 220px;
}
#topics_list::-webkit-scrollbar {
  width: 8px;
}
#topics_list::-webkit-scrollbar-track {
  border-radius: 10px;
  box-shadow: inset 0 0 6px rgba(0, 0, 0, .1);
}
#topics_list::-webkit-scrollbar-thumb {
  background-color: rgba(150, 150, 150, .5);
  border-radius: 10px;
  box-shadow:0 0 0 1px rgba(255, 255, 255, .3);
}
section #topics_list dl {
  margin-top: 20px;
}
section #topics_list dl:first-child {
  margin: 0;
}
section #topics_list dl .text {
  margin: 5px 0;
  font-weight: bold;
}
section #topics_list dl .contents_text {
  font-size: 80%;
}

/*------------------------------------------*/
/*footer
/*------------------------------------------*/
footer {
  width: 100%;
  padding: 20vh 0 8vh;
}
footer .copyright {
  padding: 5px 0;
  text-align: center;
  font-size: 1.2rem
}

/*------------------------------------------*/
/*page_top_button
/*------------------------------------------*/
#page-top {
	position: fixed;
	bottom: 20px;
	right: 20px;
	font-size: 70%;
	font-weight:800;
}
#page-top a {
	background: #fff;
  opacity: 0.5;
	text-decoration: none;
	color: #333;
	width: 80px;
	padding: 20px 0;
	text-align: center;
	display: block;
  border: solid 1px #777;
	border-radius: 5px;
	-webkit-border-radius: 5px;
	-moz-border-radius: 5px;
}
#page-top a:hover {
	text-decoration: none;
  opacity: 0.3;
}


/*======================================================================*/
/*width:~500px
/*======================================================================*/
@media screen and (max-width:600px) {
  /*------------------------------------------*/
  /*header
  /*------------------------------------------*/
  header h1 {
    float: none;
    text-align: center;
  }
  header nav {
    float: none;
  }
  header nav ul {
    display: flex;
    justify-content: center;
  }

}