* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Yu Gothic", sans-serif;
    font-size: 16px;
}

header {
    text-align: center;
}

header img {
    max-height: 96px;
}

.wrapper {
    margin: 0 auto;
    max-width: 720px;
    padding: 0 16px;
}

table {
    padding: 8px;
}

table td {
    padding: 4px 8px;
}

.panel {
    display: flex;
    width: 100%;
    height: 256px;
    border: 1px solid #000000;
    text-decoration: none;
    color: black;
    margin: 12px;
    /* padding: 12px; */
    box-shadow: 0 0 8px 0 #000000;
    align-items: center;
    justify-content: space-between;
    text-align: center;
    font-size: 32px;
    user-select:none;
    -webkit-user-select:none;
    -webkit-user-drag: none;
}

button {
    background-color: #DDDDDD;
    border: 1px solid black;
    border-radius: 4px;
    cursor: pointer;
    outline: none;
    padding: 4px;
    appearance: none;
    color: black;
    font-size: 20px;
    touch-action: manipulation;
    user-select:none;
    -webkit-user-select:none;
    -webkit-user-drag: none;
}

ul {
    list-style: none;
}

.tumuline {
    height: 100%;
    width: 64px;
    display: flex;
    flex-direction: column-reverse;
    align-items: end;
    justify-content: center;
}

.tumuline .large {
    width: 100%;
    height: 12px;
    margin: 4px 0;
}

.tumuline .small {
    width: 100%;
    height: 4px;
    margin: 4px 0;
}

.tumuline .short {
    width: 60%;
    height: 4px;
    margin: 4px 0;
}