/* General button styles for Beamer+ */
.btn_view_only {
    display: inline-block;
    padding: 0.5em 1em;
    font-family: "Computer Modern Sans", sans-serif;
    font-size: 1rem;
    color: #666;
    background-color: #eeeeee;
    border: 2px solid #666;
    border-radius: 4px;
    text-decoration: none;
}

.btn {
    display: inline-block;
    padding: 0.5em 1em;
    font-family: "Computer Modern Sans", sans-serif;
    font-size: 1rem;
    color: #666;
    background-color: #eeeeee;
    border: 2px solid #666;
    border-radius: 4px;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
    background-color: #bbbbbb;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn_selected {
    display: inline-block;
    padding: 0.5em 1em;
    font-family: "Computer Modern Sans", sans-serif;
    font-size: 1rem;
    color: #eee;
    background-color: #666;
    border: 2px solid #eeeeee;
    border-radius: 4px;
    text-decoration: none;
    cursor: pointer;
}