body {
    background-color: #e4effb;
    color: #596c80;
    max-width: 800px;
    margin: auto;
    font-family: Verdana, Meiryo, sans-serif;
}

h1 {
    border-bottom: 2px #596c80 solid;
    font-size: 1.5em;
    font-weight: bold;
    margin-top: 0px;
}

h1:not(:first-child) {
    margin-top: 30px;
}

.lang, .contents {
    background-color: #f4f9ff;
    margin: 20px;
    padding: 10px 20px;
    border-radius: 10px;
}

.lang {
    text-align: right;
}

.contents {
    padding: 20px 20px;
}

#portrait {
    display: block;
    border: 1px #596c80 solid;
    border-radius: 0%;
    text-align: center;
    margin: 30px auto;
}

table {
    width: 100%;
}

table, td, th {
    border: 1px #596c80 solid;
    border-collapse: collapse;
    padding: 5px 10px;
}

tr:nth-child(2n) {
    background-color: #e4effb;
}