SillyTavern/public/scripts/extensions/dice/style.css

#roll_dice {
    /* order: 100; */
    /*     width: 40px;
    height: 40px;
    margin: 0;
    padding: 1px; */
    outline: none;
    border: none;
    cursor: pointer;
    transition: 0.3s;
    opacity: 0.7;
    display: flex;
    align-items: center;
    /* justify-content: center; */

}

#roll_dice:hover {
    opacity: 1;
    filter: brightness(1.2);
}

#dice_dropdown {
    z-index: 30000;
    backdrop-filter: blur(--SmartThemeBlurStrength);
}