@charset "utf-8";

*{
  margin: 0;
  padding: 0;
}
body{
  line-height: 1;
  font-family:
    "Helvetica Nenu",
    Arial,
    "Hiragino Kaku Gothic ProN",
    "Hiragino Sans",
    sans-serif;
  color: #333;
}
ul{
  list-style: none;
}
a{
  display: block;
  
  text-decoration: none;
  color: inherit;
}
img{
  vertical-align: bottom;
  max-width: 100%;
}



/*共通幅*/
.container{
  width: 94%;
  max-width: 1110px;
  margin: 0 auto;
}

header{
  padding: 30px 0;
}
h1{
  text-align: center;
}
h1 img{
  width:30%
}

nav ul{
  margin: 20px 0 60px;
  display: flex;
  justify-content: center;
  gap: 10%;
}
nav li{
  line-height: 50px;
  font-size: 1.2em;
}
nav li a{
  letter-spacing: 0.1em;
}




.conceptflex{
  margin-bottom: 80px;
  display: flex;
  align-items: center;
}
.conceptflex img{
  width: 50%;
  padding-left: 4%;
  box-sizing: border-box;
}
.conceptflex .concept{
  width: 50%;
  padding-left: 4%;
  letter-spacing: 0.1em;
  box-sizing: border-box;
}
.concept h2{
  margin-bottom: 20px;
  font-size: 16px;
  font-weight: normal;
}
.concept h3{
  margin-bottom: 30px;
  font-size: 32px;
  color: #24a8bf;
}
.concept p{
  line-height: 1.8;
}
.blogBox{
  margin-bottom: 40px;
  display: grid;
  grid-template-columns:
    1fr 1fr 1fr ;
  gap: 3vh;
}

.blog h2{
  margin-bottom: 10px;
  text-align: center;
  color: #24a8bf;
  font-size: 32px;
  letter-spacing: 0.2em;
}
.blog > p{
  margin-bottom: 30px;
  text-align: center;
}

.blogBox h3{
  font-size: 15px;
  padding: 5px 0;
  line-height: 1.4;
}
.blogBox time{
  font-size: 0.85em;
}

.blogbtn{
  padding: 20px;
  margin-inline: auto;
  width: 30%; /*fit-content*/
  color: #24a8bf;
  font-size: 1.1em;
  font-weight: bold;
  letter-spacing: 0.1em;
  background: url(../img/icon_arrow-right.png)
  no-repeat right 20px center ;
  background-size: 0.4em;
  border: 1px solid #24a8bf;
  border-radius: 7px;
}




footer{
  padding: 60px 0 30px;
  background: #000;
  text-align: center;
  color: #bbb;
}
footer p+p{
  margin-top: 50px;
}


@media screen and (max-width:768px){

nav ul{
  margin:20px 0;
}

header{
  padding: 20px 0;
}
h1 img{
  width: 40%;
}

.container{
  width: 100%;
  padding:0 20px;
  box-sizing: border-box;
}

.conceptflex{
  display: block;
}
.conceptflex img{
  margin-bottom: 30px;
  padding-left: 0;
  width: auto;

}
.conceptflex .concept{
  width: auto;
}
.concept h3{
  font-size: 28px;
}

.blogBox{
  grid-template-columns: 1fr;
}
.blog li{
  margin-bottom: 20px;
}

.blogbtn{
  width: 100%;
  box-sizing: border-box;
}

footer img{
  width: 35%;
}


  



} /*/mediaa screen max768px*/