body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(to bottom, #001e4d, #004080);
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container {
    max-width: 80%;
    margin: 5% auto;
    background-color: #fff;
    border: 1px solid #ddd;
    border-radius: 15px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
    padding: 3%;
    text-align: center;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 80vh;
}

@media only screen and (max-width: 600px) {
    .container {
        max-width: 100%;
    }
}

h1 {
    color: black;
    margin-bottom: 20px;
    font-size: 49px;
}

button {
    padding: 12px 24px;
    cursor: pointer;
    background-color: #28a745;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: #218838;
}

#quiz-container {
    display: none;
}

#question-container {
    margin-bottom: 3%;
    font-size: 20px;
    color: #333;
}

#options-container {
    text-align: center;
}

button.option {
    display: inline-block;
    margin: 2%;
    padding: 12px 24px;
    cursor: pointer;
    background-color: #007bff;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    transition: background-color 0.3s ease;
}

button.option:hover {
    background-color: rgb(0, 86, 179);
}

.correct-tick,
.incorrect-message {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1000;
    font-size: 24px;
    text-align: center;
    font-weight: bold;
    padding: 10px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.correct-tick {
    color: #4CAF50;
    background-color: #eaffea;
}

.incorrect-message {
    color: #FF0000;
    background-color: #ffeaea;
}

section {
    height: 100%;
    width: 100%;
    position: absolute;
    background: radial-gradient(#333, #000);
}

h2 {
    position: absolute;
    top: 40%;
    width: 100%;
    font-family: 'Courgette', cursive;
    font-size: 4em;
    text-align: center;
    transform: translateY(-50%);
    color: #fff;
}

.footer {
    background-color: #f0f0f0;
    color: #000;
    padding: 8px;
    text-align: center;
    transition: all 0.5s ease;
    position: relative;
    bottom: 0;
    font-size: 14px;
}

.footer.hiding {
    height: 0;
    padding: 0;
    overflow: hidden;
}

.footer.hidden {
    display: none;
}

@media only screen and (max-width: 600px) {
    .footer {
        padding: 5px;
        font-size: 12px;
    }
}

#message-container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 1000;
    font-size: 24px;
    text-align: center;
    font-weight: bold;
    padding: 10px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.correct-tick {
    color: #4CAF50;
    background-color: #eaffea;
    font-size: x-large;
    ruby-position: after;
}

.incorrect-message {
    color: #FF0000;
    background-color: #ffeaea;
    ruby-position: after;
}

#startQuizButton {
    background: #001e4d;
    color: #fff;
    font-weight: 500;
    width: 150px;
    border: 0;
    padding: 10px;
    margin: 20px auto 0;
    border-radius: 4px;
    cursor: pointer;
    display: block;
    font-size: 18px;
}

#owner {
    color: #333;
}

#js-disabled-message {
    background-color: #f8d7da;
    color: #721c24;
    padding: 10px;
    border: 1px solid #f5c6cb;
    border-radius: 5px;
    margin-bottom: 20px;
    text-align: center;
}

#js-disabled-message p {
    margin: 0;
}