body{
    background: #ffffe0; color: #000000;
    }
     
    h1{
    text-align: center;
    color:#000000;
    padding: 20px;
    width: 400pt;
    border: solid 1px;
    margin-right: auto;
    margin-left: auto;
    }
     
    div.memo{ 
    background-color: #c8e7fa;
    width: 800px;
    margin: auto;
    padding: 1em;
    }
     
    div.question{
    border: dashed 1px;
    border-color: #00008b;
    background-color: #ffffff;
    width: 800px;
    margin: auto;
    padding: 1em;
    }
     
    h2.success{
    color: #eb6101;
    font-size: 300%;
    }