@charset "utf-8";
/* CSS Document */

body{
    background-color: rgb(247, 247, 247);
}

h1{
    text-align: center;
    letter-spacing: 20px;
}

h4{
    text-align: center;
    letter-spacing: 5px;
    margin-top: 30px;
}

.all{
    margin-top: 90px;
   margin-left: 50px;
   margin-right:50px;
   margin-bottom: 100px;
}

.backtop_wrap{
    width: 100%;
    text-align: center;
}

.backtop{
    margin: 0 auto;
    text-decoration: none;
    color: rgb(0, 0, 0);
}