*{
  box-sizing: border-box;
}

body{
  color: #000;
  background-color: #fff;
  font-family: "Noto Sans JP", sans-serif;
  width: 100%;
  margin:  0 auto;
}

header{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  max-width: 960px;
  height: 115px;
  margin: 0 auto;
}

header a{
  color: #000;
  font-weight: bold;
  text-decoration: none;
}

h1{
  font-size: 34px;
  border: 1px #000 solid;
  padding: 3px 19px;
  margin-left: 20px;
}

nav ul{
  display: flex;
  padding-left: 0;
  justify-content: space-between;
}

nav li{
  font-size: 34px;
  list-style: none;
  margin:0 20px;
}

#mainvisual{
  width: 100%;
}
#mainvisual img{
  width: 100%;
  object-fit: cover;
}

h2{
  font-size: 34px;
  font-weight: bold;
  text-align: center;
}

#about-inner{
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  max-width: 960px;
  margin: 20px auto;
  padding: 10px;
}

#aboutvisual{
  width: 280px;
  height: 280px;
  border-radius: 50%;
}

#content{
  display: block;
  margin: 0 auto;
  padding: 0 20px;
}

#content p{
  font-size: 24px;
  font-weight: bold;
}

#content ul{
  font-size: 18px;
  font-weight: 400;
}

#works-inner{
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  max-width: 960px;
  margin: 0 auto;
}

.item{
  margin: 0 10px;
  padding-bottom: 60px;
  width: 25%;
}

.item img{
  width: 100%;
}

footer p{
  text-align: center;
  padding-bottom: 10px;
  font-size: 18px;
}

/*スマホ用*/
@media screen and (max-width: 767px){
  h1{
      font-size: 28px;
  }
  nav li{
      font-size: 21px;
      margin: 0 10px;
  }
  h2{
      font-size: 28px;
      padding: 30px 0 20px 0;
  }
  .item{
      width: 100%;
      text-align: center;
      padding-bottom: 40px;
  }
}