@charset "UTF-8";

body{
    font-family: serif;
    background-color:hsla(12, 12%, 92%, 0.982);
    width: 99%;
    height: 100%;
    min-height: 100vh; 
    color: #3f3f3f;
}

#hedder{
    display: table-cell;
    position: absolute;
    width: 20%;
    height: 110%;
    writing-mode: vertical-rl;
    margin-top: -4%;
    color: #f8f4f4;
    font-size: 3em;
    background-color:rgb(15, 37, 134);
    text-orientation: upright; /* ←この行を追加 */
}

.hako{
    margin-left: 25%;
}

.midasi{
    border-left: double 8px rgb(25, 55, 191);
    padding: 4px 6px 4px 6px;
    margin: 5% 0 2% 0;
    font-size: 1.2em;
    font-family: 'BIZ UDMincho', serif;
}



.link{
    font-family: arial;
    color: #00025c;
    line-height: 150%;
    text-decoration: none;
    margin: 0 0 2% 7%;
}

.link:visited{
    font-family: arial;
    color: #00025c;
    line-height: 160%;
    text-decoration: none;
    margin: 0 0 2% 7%;
}

.henkan{
    margin: 4% 10% 2% 3%;
}

input[type],
text { 
    width: 100px;  
    border: #00025c solid 1px;
    background-color: #ffffff;
    margin-right: 3px;
    color: inherit;
    font-family: inherit;
    display: inline-block;
}