body{
    font-family: 'Noto Sans JP', sans-serif;
}

h2{
    text-align: center;
    font-size: 20px;
    padding-top:30px;
}

#numbers{
    display: flex;
    justify-content:space-around;
    padding-top: 25px;
}

#number{
    font-size: 26px;
}

.around{
    font-size: 20px;
    color: #000;
    text-decoration:underline #000;
}

#title{
    font-size:40px;
    text-align: center;
    padding-top: 25px;
}

#detail{
    font-size:18px;
    text-align: center;
    padding-top: 16px;
    color:#777;
}

#artimg{
    width: 500px;
    height:500px;
    margin: auto;
    display: block;
    padding-top: 30px;
    padding-bottom: 30px;
    object-fit: cover;
}

#info{
    background-color: #eaeaea;
    width: 890px;
    margin: auto;
    font-size:16px;
    padding: 15px 20px 20px 20px;
    text-align: justify;
}

#contentslink {
    display: flex;
    justify-content:space-around;
    text-align: center;
    padding:110px;
  }
  
  #contentslink img:hover {
    transform: translateY(-20px);
  }
  
  li {
    list-style:none;
    font-size: 20px;
    font-weight: bold;
    }
  
  .linktext{
    color: #000;
    text-decoration:underline #000;
  }
  

.homebt {
    display:flex;
    justify-content: center;
    align-items: center;
    margin: auto;
    margin-bottom: 16px;
    text-align: center;
    width: 360px;
    height: 40px;  
    box-sizing: border-box;
    color: #fff;
    background-color: #000;
    font-size: 24px;
    font-weight: bold;
    text-decoration: none; 
    padding-top: 5px;
    transition: .3s;
    position: relative;
    overflow: hidden;
}
      
      
.homebt::after{
    content: "";
  display: block;
  width: 26px;
  height: 40px;
  border-radius: 0 50px 50px 0;
  background-color: #d12c1e;
  transition: all 0.3s ease-out ;
  position: absolute;
  top: 0;
  left: 0;
}
   
.homebt:hover::after {
    width: 100%;
    border-radius: 0%;
}

.homebt span{
  z-index: 1;
  position: relative;
  top: -2px;
}

@media screen and (max-width: 768px) {
    /*max-widthの数値以内の幅のときの指示(要はスマホ用)*/
    .triangleset{
        display: none;
    }

    .top{
        display: flex;
        position: fixed;
        justify-content: center;
        align-items: center;
        height: 50px;
        width: 50px;
        font-size: 14px;
        text-decoration: none;
        background-color: #d12c1e;
        color:#fff;
        z-index: 91;
    }

    h2{
        font-size: 16px;
        padding-top: 10px;
    }

    body{
        background-image: none;
    }

    .naiyou p{
        text-align: justify;
    }

    .around{
        font-size: 14px;
    }

    #title{
        font-size: 20px;
    }

    #number{
        font-size: 16px;
    }

    #detail{
        font-size:12px;
        padding-top: 10px;
    }

    #artimg{
        width: 250px;
        height:250px;
        padding-top: 20px;
    }

        
    #info{
        display: block;
        width: 85%;
        margin: 0 auto;
        font-size:14px;
        padding: 10px;
        background-color: #eaeaea;
    }

    #contentslink{
        display: none;
      }

      .homebt{
        margin: 20px auto;
        text-align: center;
        width: 200px;
        font-size: 18px;
        }
    }