html, body {
    margin: 0;
    padding: 0;
    background-color: white;
    color: black;
    font-family: 'Arial', sans-serif;
    height: 100%;
    width: 100%;
    transition: background-color 0.5s, color 0.5s;
}

.container {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 95vh;
    text-align: center;
    padding: 1rem;
    box-sizing: border-box;
}

.title {
    font-size: 6vh;
    margin-bottom: 4vh;
}

.clock {
    font-size: 25vh;
    font-weight: bold;
    color: black;
    line-height: 1;
}

.date {
    font-size: 5vh;
    color: #cc0000;
    margin-top: 4vh;
}

/* Toggle-Switch */
.mode-toggle {
    position: absolute;
    top: 1rem;
    right: 1rem;
    font-size: 1.2rem;
    z-index: 1000;
}

.mode-toggle input {
    transform: scale(1.5);
    margin-right: 0.5rem;
}

/* Dark Mode */
body.dark {
    background-color: #111;
    color: white;
}

body.dark .clock {
    color: white;
}

body.dark .date {
    color: #ff4444;
}