/* フロントエンドでのマーカー表示 */
mark.marker-yellow {
    background: linear-gradient(transparent 60%, #ffff00 60%);
    padding: 0 2px;
}

mark.marker-pink {
    background: linear-gradient(transparent 60%, #ffb3d9 60%);
    padding: 0 2px;
}

mark.marker-blue {
    background: linear-gradient(transparent 60%, #b3e5fc 60%);
    padding: 0 2px;
}

mark.marker-green {
    background: linear-gradient(transparent 60%, #c8e6c9 60%);
    padding: 0 2px;
}

mark.marker-orange {
    background: linear-gradient(transparent 60%, #ffd699 60%);
    padding: 0 2px;
}