@charset "utf-8";
html{
    font-family: "Roboto", sans-serif;
    scroll-behavior: smooth;
}
.btn,
a.btn,
button.btn {
    font-weight: 700;
    line-height: 1.5;
    position: relative;
    display: inline-block;
    padding: 1rem 4rem;
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    -webkit-transition: all 0.3s;
    transition: all 0.3s;
    text-align: center;
    vertical-align: middle;
    text-decoration: none;
    letter-spacing: 0.1em;
    color: #212529;
    border-radius: 0.5rem;
}
/* ヘッダー */
.header{
    position: relative;
}
.header-image{
    width: 100vw;
    height: 700px;
    object-fit: cover;
}
.logo{
    width: 280px;
    position: absolute;
    left: 30px;
    top: 30px;
}
.situmon{
    font-size: 72px;
    position: absolute;
    left: 200px;
    top: 300px;
    color: #fff;
    font-weight: bold;
}
/* ナビゲーション */
.nav{
    display: flex;
    position: absolute;
    right: 0px;
    top: 30px;
}
.nav a {
    margin: 0 10px;
}
a.btn-flat {
    overflow: hidden;
    color: #fff;
    border-radius: 0;
    background: #000;
  }
  
  a.btn-flat span {
    position: relative;
  }
  
  a.btn-flat:before {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    content: '';
    -webkit-transition: all .5s ease-in-out;
    transition: all .5s ease-in-out;
    -webkit-transform: translateX(-96%);
    transform: translateX(-96%);
    background: #eb6877;
  }
  
  a.btn-flat:hover:before {
    -webkit-transform: translateX(0%);
    transform: translateX(0%);
  }


/* メイン */
main{
    width: 80%;
    margin: 0 auto;
    margin-top: 100px;
}
.midashi{
    font-weight: bold;
    font-size: 30px;
    padding-bottom: 10px;
    border-bottom: solid #000 2px;
}
.naiyou{
    margin-top: 20px;
    font-size: 18px;
    margin-bottom: 50px;
}



/* フッター */
.footer{
    background-color: #222;
    position: relative;
    display: flex;
}
.footer img{
    width: 200px;
    margin: 50px 400px;
}
.footer p{
    color: #fff;
}
.kiyaku{
    display: flex;
    position: absolute;
    top: 90px;
    right: 300px;
}
.kiyaku p{
    padding-left: 30px;
}
.small{
    text-align: left;
    padding: 50px 400px;
    display: flex;
    position: relative;
}
.small img{
    width: 60px;
   
}
.apuri{
    position: absolute;
    right: 300px;
    top: 40px;
}
.apuri img{
    margin-right: 20px;
}
.footer2{
    background-color: #fff;
}
.btn2{
    position: absolute;
    position: fixed;
    transition: 0.3s;
}
.btn2:hover{
    opacity: 0.5;
}
.btn2 img{
    width: 100px;
}