body{
    background-image: url("/static/img/back.png");
    background-size: 170%;
    background-repeat: no-repeat;
    background-position: center top;
    background-color: #C83046;
    font-family: "Helvetica Neue",
    Arial,
    "Hiragino Kaku Gothic ProN",
    "Hiragino Sans",
    Meiryo,
    sans-serif;
}
.content{
    width: 95%;
    min-height: 450px;
    margin-left: auto;
    margin-right: auto;
    margin-top: 5%;
    border: #C83046 solid 2px;
    border-top: #C83046 solid 10px;
    background-color: white;
}
.content_nosirowaku{
    width: 95%;
    margin-left: auto;
    margin-right: auto;
    margin-top: 10%;
}
.content_naibu{
    margin: 0 auto;
    padding-left: 20px;
    padding-right: 20px;
    padding-bottom: 20px;
    padding-top :5px;
}
.footer{
    width: 95%;
    margin-top :10px;
    margin-left: auto;
    margin-right: auto;
    text-align: right;
}
.footer img{
    width: 30%;
}