@charset "utf-8";

/*========= ページトップのためのCSS ===============*/

/*リンクの形状*/
#page-top a{
  display: flex;
  justify-content:center;
  align-items:center;
  background:#ffffff;
  border-radius: 5px;
  width: 60px;
  height: 60px;
  color: #fff;
  text-align: center;
  text-transform: uppercase; 
  text-decoration: none;
  font-size:0.8rem;
  transition:all 0.3s;
}

#page-top a:hover{
  background: #ffffff;
}

/*リンクを右下に固定*/
#page-top {
  position: fixed;
  right: 50px;
  bottom:50px;
  z-index: 2;
    /*はじめは非表示*/
  opacity: 0;
  transform: translateY(100px);
}

/*　上に上がる動き　*/

#page-top.UpMove{
  animation: UpAnime 0.5s forwards;
}
@keyframes UpAnime{
  from {
    opacity: 0;
  transform: translateY(150px);
  }
  to {
    opacity: 1;
  transform: translateY(0);
  }
}

/*　下に下がる動き　*/

#page-top.DownMove{
  animation: DownAnime 0.5s forwards;
}
@keyframes DownAnime{
  from {
    opacity: 1;
  transform: translateY(0);
  }
  to {
    opacity: 1;
  transform: translateY(150px);
  }
}

/*========= レイアウトのためのCSS ===============*/

h1{
  font-size:1.2rem;
}

h2{
  font-size:1.2rem;
  text-align: center;
  margin: 0 0 30px 0;
}

p{
  margin-top:20px;  
}

small{
  background:#ffffff;
  color:#fff;
  display: block;
  text-align: center;
  padding:20px;
}

#header{
  background:#ffffff;
  color:#fff;
  text-align: center;
  padding: 20px;
}

section{
  padding:100px 30px;
}

section:nth-child(2n){
  background:#ffffff; 
}

#footer{
  position: relative;
  z-index: 2;
}