* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    transition: all 0.3s ease;
}

body {
    font-family: Arial, sans-serif;
    background-color: #ffffff;
    color: #000000;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

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

.container {
    text-align: center;
    padding: 2rem;
}

h1 {
    font-size: 5rem;
    font-weight: bold;
    line-height: 1.2;
    margin-bottom: 2rem;
    letter-spacing: 2px;
}

.toggle-container {
    margin-top: 2rem;
}

.switch {
    position: relative;
    display: inline-block;
    width: 100px;
    height: 40px;
    cursor: pointer;
}

.switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.slider {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ff0000;
    border-radius: 20px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 32px;
    width: 32px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    border-radius: 50%;
    transition: 0.3s;
}

input:checked + .slider:before {
    transform: translateX(60px);
}

.toggle-text {
    position: absolute;
    color: white;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 14px;
    font-weight: bold;
    z-index: 1;
}

input:checked ~ .toggle-text {
    left: auto;
    right: 10px;
    content: "OFF";
}

.phrase {
    font-family: Arial, sans-serif;
    margin-top: 4rem;
    font-size: 1rem;
    font-style: italic;
    letter-spacing: 2px;
    opacity: 1;
    color: #000000;
    text-transform: uppercase;
    font-weight: bold;
    padding: 1rem;
    background-color: transparent;
    border-radius: 0;
    box-shadow: none;
    display: block;
    width: 100%;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

body.dark-mode .phrase {
    color: #ffffff;
}