body.light-mode {
    background-color: #dadada;
    color: #553E4E;
}

body.dark-mode {
    background-color: #0a0a0a;
    color: #e3dfff;
}

.card.light-mode {
    background-color: #f8f9fa;
    color: #212529;
}

.card.dark-mode {
    background-color: #333;
    color: #fff;
}

#scrollToTopBtn {
    width: 50px;
    height: 50px;
    position: fixed;
    bottom: 50px;
    right: 20px;
    display: none;
    border: none;
    background: none;
    cursor: pointer;
}

#scrollToTopBtn img {
    width: 100%;
    height: 100%;
}

.card-body.dark-mode {
    background-color: #1e1e1e;
    color: #ffffff;
}

.card-body.light-mode {
    background-color: #ffffff;
    color: #000000;
}

table.dark-mode {
    background-color: #1e1e1e;
    color: #ffffff;
    border-color: #333333;
}

table.light-mode {
    background-color: #ffffff;
    color: #000000;
    border-color: #dddddd;
}

table.dark-mode th, table.dark-mode td {
    border-color: #333333;
}

table.light-mode th, table.light-mode td {
    border-color: #dddddd;
}

.list-group.dark-mode {
    background-color: #1e1e1e;
    color: #ffffff;
}

.list-group.light-mode {
    background-color: #ffffff;
    color: #000000;
}

.list-group-item.dark-mode {
    background-color: #1e1e1e;
    color: #ffffff;
    border-color: #333333;
}

.list-group-item.light-mode {
    background-color: #ffffff;
    color: #000000;
    border-color: #dddddd;
}

.form-control.dark-mode {
    background-color: #333;
    color: #ffffff;
    border-color: #555;
}

.form-control.dark-mode::placeholder {
    color: #bbbbbb;
}

.btn-dark-mode {
    background-color: #444;
    color: #ffffff;
    border-color: #555;
}

@media (max-width: 768px) {
    #scrollToTopBtn {
        width: 40px;
        height: 40px;
        bottom: 40px;
        right: 15px;
    }

    .card {
        padding: 15px;
        margin: 10px 0;
    }

    .card-body {
        padding: 10px;
    }

    table {
        width: 100%;
        font-size: 14px;
    }

    .list-group {
        padding: 10px;
    }

    .list-group-item {
        padding: 8px;
    }
}

@media (max-width: 480px) {
    #scrollToTopBtn {
        width: 30px;
        height: 30px;
        bottom: 30px;
        right: 10px;
    }

    .card {
        padding: 10px;
        margin: 5px 0;
        width: 100%;
    }

    .card-body {
        padding: 8px;
    }

    table {
        width: 100%;
        font-size: 12px;
    }

    .list-group {
        padding: 5px;
    }

    .list-group-item {
        padding: 5px;
        border-width: 1px;
    }
}

.spoiler {
    background-color: #444;
    color: #444;
    border-radius: 5px;
    cursor: pointer;
    padding: 0 5px;
}
.spoiler:hover {
    color: #fff;
}
.spoiler.revealed {
    background-color: transparent;
    color: inherit;
}

u {
    text-decoration: underline;
}