@charset "utf-8";
body,ul,ol,h1,h2,h3,h4,h5,h6,p,dl,dd{
  margin: 0;
  padding: 0;
  list-style: none;
}
img{
  vertical-align: bottom;
}
a{
  outline: none;
}
body{
  font-size: 16px;
  font-family: "游ゴシック体", YuGothic, "游ゴシック", "Yu Gothic", "メイリオ", "Hiragino Kaku Gothic ProN", "Hiragino Sans", sans-serif;
  font-weight: 500;
  color: #333;
}
.inner{
  width: 950px;
  margin-left: auto;
  margin-right: auto;
  position:relative;
}
.inner2{
  width: 900px;
  margin: 0 auto;
}
.flex{
  display: flex;
}
header{
  background: url(../img/bg_top.jpg) center no-repeat;
  height: 250px;
}
header .inner{
  position: relative;
  height: 100%;
}
header h1{
  position: absolute;
  color: #fff;
  font-size: 50px;
  top: 50%;
  transform: translateY(-50%);
  left: 30px;
  text-shadow: 0 0 5px #333;
}
header .logo{
  position: absolute;
  right: 100px;
  top: 50px;
}
nav{
  background: #8ddbf0;
  position: sticky;
  top: 0;
  z-index: 999;
}
nav ul li{
  width: calc(950px/4);
  box-sizing: border-box;
  border: 1px solid #8ddbf0;
  text-align: center;
}
nav ul li a{
  display: block;
  background: #fff;
  width: 100%;
  height: 100%;
  text-decoration: none;
  color: #10bbe8;
  box-sizing: border-box;
  padding: 10px;
  transition: background .3s
}
nav ul li a img{
  display: block;
  margin: auto;
}
nav ul li a:hover{
  background: #fcfc7e;
}
main{
  padding: 50px 0;
}
main.form{
  padding:  10px 0 0;
}
main .catch{
  text-align: center;
  font-weight: bold;
  color: #10bbe8;
}
main section{
  margin-top: 50px;
  margin-bottom: 100px;
}
main h2{
  font-size: 30px;
  color: #10bbe8;
  background: #e3f8ff;
  padding: 5px 80px;
  display: inline-block;
  position: relative;
  margin-bottom: 40px;
}
.form h2{
  margin-bottom: 15px;
}
main h2::after{
  content: "";
  display: block;
  position: absolute;
  border: 1px solid #10bbe8;
  width: 100%;
  height: 100%;
  top: -8px;
  left: -8px;
}
main .text{
  margin: 0 150px;
  margin-bottom: 30px; 
}
main #file h3{
  text-align: center;
  font-size: 24px;
  margin-bottom: 30px;
  color: #10bbe8;
}
main #file .dl_wrap{
  justify-content: space-around;
  position: relative;
  padding-bottom: 50px;
  margin-bottom: 10px;
}
main #file .dl_wrap::after{
  content: "";
  display: block;

  border-top: 50px solid #8ddbf0;
  border-left: 100px solid transparent; 
  border-right: 100px solid transparent;
  position: absolute;
  bottom: 0; 
}
main #file .download li{
  border: 1px solid #333;
  border-radius: 50px;
  width: 400px;
  height: 60px;
  margin-bottom: 20px;
  overflow: hidden;
}
main #file .download li a{
  display: block;
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  padding: 10px;
  text-decoration: none;
  color: #333;
  transition: .3s;
}
main #file .download li a:hover{
  background: #fcfc7e;
}
main #file dl{
  align-items: center;
  height: 100%;
}
main #file dl span{
  font-size: 14px;
}
main #file dl dt{
  width: 20px;
  height: 20px;
  border: 1px solid #333;
  border-radius: 50%;
  text-align: center;
  line-height: 20px;
  margin-left: 20px;
  margin-right: 20px;
}
main #file .btn{
  width: 840px;
  line-height: 85px;
  margin: 0 auto 30px;
  text-align: center;
  font-size: 24px;
}
main #file .btn a{
  display: block;
  width: 100%;
  height: 100%;
  background: #10bbe8;
  transition: .3s;
}
main #file .btn a:hover{
  color: #10bbe8;
  background: #fcfc7e;
}
main #file .btn a{
  color: #fff;
  text-decoration: none;
}
main #file .blue{
  background: #e3f8ff;
  padding: 20px 50px;
  line-height: 1.8;
  margin-bottom: 50px;
}
main #file .blue h4{
  font-size: 16px;
  color: #10bbe8;
}
main #file .banner{
  justify-content: center;
}
main #file .banner li{
  margin: 0 40px;
}
main #file .banner li a{
  transition: .3s;
}
main #file .banner li a:hover{
  opacity: .8;
}
main #portfolio .portfolio{
  margin: 80px 0;
  justify-content: space-around;
}
main #portfolio .portfolio li{
  width: 430px;
}
main #portfolio .portfolio li .com_name{
  background: #10bbe8;
  text-align: right;
  color: #fff;
  font-size: 12px;
  padding: 5px 20px;
  margin-bottom: 20px;
}
main #portfolio .portfolio li .text2{
  margin: 0 40px 30px; 
}
main #portfolio .portfolio li .flex{
  margin: 0 40px 30px;
  justify-content: space-between;
}
main #portfolio .portfolio li .btn{
  line-height: 70px;
  text-align: center;
}
main #portfolio .portfolio li .btn a{
  background: #10bbe8;
  display: block;
  width: 100%;
  height: 100%;
  text-decoration: none;
  color: #fff;
  transition: .3s;
}
main #portfolio .portfolio li .btn a::after{
  content: url(../img/download_w.svg);
  vertical-align: -webkit-baseline-middle;
  margin-left: 10px;
  transition: .3s;
}
main #portfolio .portfolio li .btn a:hover{
  color: #10bbe8;
  background: #fcfc7e;
}
main #portfolio .portfolio li .btn a:hover::after{
  content: url(../img/download_b.svg);
}
main #portfolio h3,main #lesson h3{
  margin-bottom: 50px;
  padding: 20px 0;
  color: #10bbe8;
  background: #e3f8ff;
  text-align: center;
  font-size: 30px;
  border-bottom: 2px solid #fcfc7e;
}
main #portfolio h4{
  font-size: 16px;
  color: #10bbe8;
  border-left: 5px solid #10bbe8;
  padding-left: 3px;
  margin-bottom: 15px;
}
main #portfolio .text2{
  margin-left: 30px;
  margin-bottom: 40px;
}
main #portfolio .wish{
  margin-top: 100px;
  margin-left: 100px;
}
main #portfolio h5{
  color: #10bbe8;
  font-size: 20px;
  position: relative;
}
main #portfolio h5::before{
  content: "";
  display: block;
  width: 173px;
  height: 173px;
  border-radius: 50%;
  position: absolute;
  background: #e3f8ff;
  z-index: -1;
  top: -40px;
  left: -40px;
}
main #portfolio h5+ul{
  margin-left: 1em;
  line-height: 2;
  margin-bottom: 80px;
}
main #portfolio h5+ul li::before{
  content: "■";
  margin-left: 3px;
}
main #portfolio h6{
  color: #10bbe8;
  font-size: 20px;
  text-align: center;
  margin-bottom: 20px;
  position: relative;
}
main #portfolio h6::before{
  content: "|";
  transform: scaleY(2) rotate(-45deg);
  position: absolute;
  left: 0;
}
main #portfolio h6::after{
  content: "|";
  transform: scaleY(2) rotate(45deg);
  position: absolute;
  right: 0;
}
main #portfolio .check{
  width: 27em;
  position: relative;
}
main #portfolio .check::after{
  content: url(../img/bg_portfolio.png);
  position: absolute;
  top: 0;
  right: -370px;
}
main #portfolio .check ul{
  font-size: 14px;
}
main #portfolio .check ul li{
  margin-bottom: 15px;
  position: relative;
}
main #portfolio .check ul li div{
  position: absolute;
  width: 100%;
  height: 1px;
  background: #10bbe8;
  bottom: -5px;
}
main #lesson .pdf{
  justify-content: center;
  font-size: 20px;
  margin-top: 50px;
  margin-bottom: 80px;
  gap: 60px;
  flex-wrap: wrap;
}
main #lesson .pdf li{
  position: relative;
  border: 1px solid #10bbe8;
  height: 100px;
  width: 210px;
}
main #lesson .pdf li a::after{
  content: "";
  display: block;
  width: 100%;
  height: 100%;
  border: 1px solid #10bbe8;
  position: absolute;
  top: 5px;
  left: 5px;
  z-index: -1;
  box-sizing: border-box;
  transition: .5s;
}
main #lesson .pdf li a:hover::after{
  top: 0;
  left: 0;
}
main #lesson .pdf li a{
  display: block;
  width: 100%;
  height: 100%;
  color: #333;
  transition: .3s;
}
main #lesson .pdf li a:hover{
  background: #fcfc7e;
}
main #lesson .pdf li p{
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%,-50%);
  white-space: nowrap;
}
main #lesson .pdf li span{
  position: absolute;
  display: block;
  background: #10bbe8;
  width: 30px;
  line-height: 30px;
  border-radius: 50%;
  text-align: center;
  color: #fff;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
}
main #lesson h4{
  color: #10bbe8;
  font-size: 16px;
  border-left: 5px solid #10bbe8;
  padding-left: 2px;
  text-align: left;
  margin-bottom: 20px;
}
main #lesson h4 span{
  color: #333;
  font-size: 14px;
}
main #lesson .link{
  justify-content: center;
  text-align: center;
}
main #lesson .link li{
  width: 400px;
  margin: 40px;
}
main #lesson .qr{
  display: none;
}
main  #lesson .btn{
  margin: 20px 30px;
  line-height: 40px;
}
main #lesson .btn a{
  color: #fff;
  display: block;
  width: 100%;
  height: 100%;
  background: #10bbe8;
  text-decoration: none;
  transition: .3s;
}
main #lesson .btn a:hover{
  background: #fcfc7e;
  color: #10bbe8;
}
.totop{
  position: fixed;
  background: #8ddbf0;
  color: #fff;
  height: 100px;
  width: 100px;
  bottom: 30px;
  text-align: center;
  line-height: 100px;
  border-radius: 50%;
  left: 50%;
  transform: translateX(375px);
  cursor: pointer;
  transition: opacity 1s;
  animation: 3s fuwafuwa infinite;
}
@keyframes fuwafuwa {
  0%, 100% {
    transform: translateX(375px) translateY(0);
  }
  50% {
    transform: translateX(375px) translateY(-20px);
  }
}
.totop:hover{
  opacity: .8;
}
footer{
  background: #10bbe8;
  text-align: center;
  color: #fff;
  font-size: 14px;
  line-height: 50px;
}
#upload h3{
  font-size: 16px;
  color: #10bbe8;
  border-left: 5px solid #10bbe8;
  padding-left: 5px;
  margin-bottom: 10px;
}
#upload form{
  padding: 0 100px 30px;
  flex-wrap: wrap;
  border-bottom: 1px solid #10bbe8;
  margin-top: 30px;
  margin-bottom: 30px;
  align-items: flex-end;
  justify-content: center;
}
#upload .form_parts{
  margin: 0 10px 30px;
  position: relative;
}
#upload select{
  -webkit-appearance: none;
	appearance: none;
  font-size: 16px;
  padding: 10px 40px 10px 10px;
  border: 1px solid #10bbe8;
  outline: none;
  color: #333;
}
#upload .select_wrap{
  position: relative;
}
#upload .select_wrap::after {
  content: "";
  position: absolute;
  right: 10px;
  top: 15px;
  width: 10px;
  height: 10px;
  border-top: 2px solid #10bbe8;
  border-left: 2px solid #10bbe8;
  transform: translateY(-50%) rotate(-135deg);
  font-size: 20px;
  pointer-events: none;
}
#upload input[type="text"]{
  font-size: 16px;
  color: #333;
  padding: 10px;
  border: 1px solid #10bbe8;
  width: 16em;
}
#upload input[type="submit"]{
  width: 200px;
  height: 52px;
  background: #10bbe8;
  color: #fff;
  font-size: 16px;
  border: none;
  cursor: pointer;
  transition: .5s;
}
#upload label{
  border: 1px solid #10bbe8;
  padding: 10px;
  display: block;
  width: 24.5em;
}
#upload input[type="submit"]:hover{
  color: #10bbe8;
  background: #fcfc7e;
}
#upload .text2{
  padding: 0 70px;
}
#upload .text3{
  padding: 0 70px;
  font-size: 14px;
}
#upload input[type="reset"]{
  width: 210px;
  background: transparent;
  border: 1px solid #10bbe8;
  color: #10bbe8;
  padding: 10px;
  cursor: pointer;
  transition: .5s;
}
#upload input[type="reset"]:hover{
  background-color: #fcfc7e;
}
#upload .alert{
  font-size: 12px;
  color: #f00;
  position: absolute;
  z-index: 99;
  border: 1px solid #f00;
  border-radius: 5px;
  background: #fff;
  padding: 5px 10px;
  top: -3px;
  display: none;
}
#upload .alert::before{
  content: "";
  position: absolute;
  bottom: -24px;
  left: 50%;
  margin-left: -15px;
  border: 12px solid transparent;
  border-top: 12px solid #FFF;
  z-index: 2;
}
#upload .alert::after{
  content: "";
  position: absolute;
  bottom: -27px;
  left: 50%;
  margin-left: -17px;
  border: 14px solid transparent;
  border-top: 13px solid #f00;
  z-index: 1;
}
#upload .link_btn{
  margin: 30px 100px;
  border: 1px solid #10bbe8;
  text-align: center;
}
#upload .link_btn a{
  display: block;
  text-decoration: none;
  color: #10bbe8;
  padding: 10px;
  transition: .5s;
}
#upload .link_btn a:hover{
  background: #fcfc7e;
}
.cation{
  position: absolute;
  background: rgba(255,255,255,0.8);
  z-index:1000;
  top: 20px;
  left: 20px;
  border-radius: 10px;
  font-weight: bold;
  box-shadow: 3px 3px 3px 3px #666;
}
.cation a{
  padding: 20px;
  color: #f00;
  display: block;
  text-decoration: none;
}
.admin{
  position: absolute;
  border: 2px solid #f00;
  background: #fff;
  right: 0;
  top: 10px;
}
.admin a{
  display: block;
  text-decoration: none;
  color: #f00;
  padding: 5px 10px;
}
main .text3{
  margin: 0 150px;
  margin-bottom: 30px;
  display: inline-block;
  border-bottom: 1px solid #10bbe8;
}
main .text3 strong{
  color: #10bbe8;
}
main .sample_list{
  flex-wrap: wrap;
  justify-content: center;
}
main .box{
  border: 1px solid #10bbe8;
  box-sizing: border-box;
  width: 13em;
  margin: 30px;
  box-shadow: 10px 10px 0 0 #e3f8ff;
  transition: .3s;
}
main .box:hover{
  box-shadow: 0px 0px 0 0 #e3f8ff;
  background: #fcfc7e;
}
main .box a{
  text-decoration: none;
  display: block;
  height: 100%;
  padding: 20px 0 50px;
  box-sizing: border-box;
}
main .box ul{
  color: #333;
  font-size: 14px;
  line-height: 2.5;
}
main .box h4{
  border: none;
  color: #fff !important;
  background: #10bbe8;
  width: 70%;
  text-align: center;
  line-height: 2;
  margin-bottom: 30px !important;
}
main .box ul li::before{
  content: "●";
  color: #10bbe8;
  margin: 0 5px;
}
.pre{
  position: absolute;
  background: rgba(0,0,0,.5);
  width: 95%;
  height: 95%;
  color: #fff;
  font-size: 40px;
  text-align: center;
  padding-top: 200px;
  box-sizing: border-box;
  border-radius: 10px;
}
.setsumeikai{
  border: 1px solid #10bbe8;
  width: 50%;
  line-height: 3;
  margin: 0 auto 80px;
  text-align: center;
}
.setsumeikai a{
  display: block;
  width:100%;
  height:100%;
  color: #333;
  text-decoration: none;
  transition: .5s;
}
.setsumeikai a:hover{
  background-color: #fcfc7e;
}
main .list{
  padding-left: 1.5em;
}
main .list li{
  list-style-type: disc;
}
main .button{
  text-align: center;
  margin-bottom: 100px;
}
main .button a{
  display: inline-block;
  border: 1px solid #333;
  border-radius: 50px;
  padding: 10px 80px;
  text-align: left;
  text-decoration: none;
  color: #333;
  transition: background .3s
}
main .button a:hover{
  background: #fcfc7e;
}
.youtube{
  flex-wrap: wrap;
  justify-content: space-between;
}
.youtube li{
  width: 48%;
  margin-bottom: 50px;
}
.youtube li iframe{
  max-width: 100%;
}
.youtube li p{
  text-align: center;
}
.linkbox{
  text-align: center;
  width: 50%;
  margin: 50px auto;
}
.linkbox a{
  display: block;
  width: 100%;
  height: 100%;
  text-decoration: none;
  color: #FFF;
  padding: 20px 0;
  background-color: #10bbe8;
  transition: all .3s;
}
.linkbox a:hover{
  background: #fcfc7e;
  color: #10bbe8;
}
.mt50{
  margin-top: 50PX;;
}
main .manual_no li{
  list-style: decimal;
  line-height: 2.5;
}
main .manual_no li a{
  text-decoration: none;
  color: #333;
}
main .manual_no li a:hover{
  text-decoration: underline;
}