body {
    font-family: Arial, sans-serif;
    margin: 20px;
    padding-top: 70px;
    background: #f5f5f5;
}

.result {
    margin-top: 20px;
    font-weight: bold;
    font-size: 18px;
}

.correct-answer {
    color: green;
    font-weight: bold;
}

.incorrect-answer {
    color: red;
    text-decoration: line-through;
}

.start-button {
    background-color: #4CAF50;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    margin-bottom: 20px;
}

.start-button:hover {
    background-color: #45a049;
}

.option-label {
    display: block;
    padding: 8px;
    margin: 5px 0;
    border-radius: 3px;
    cursor: pointer;
}

.option-label:hover {
    background-color: #f0f0f0;
}

.summary-button {
    background-color: #2196F3;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    margin-top: 20px;
    margin-right: 10px;
}

.summary-button:hover {
    background-color: #0b7dda;
}

.show-answers-button {
    background-color: #FF9800;
    color: white;
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    margin-top: 20px;
}

.show-answers-button:hover {
    background-color: #e68900;
}

.loading {
    text-align: center;
    padding: 20px;
    font-size: 18px;
    color: #666;
}

.loading-spinner {
    display: inline-block;
    width: 50px;
    height: 50px;
    border: 5px solid rgba(0,0,0,0.1);
    border-radius: 50%;
    border-top-color: #2196F3;
    animation: spin 1s ease-in-out infinite;
    margin-bottom: 10px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.button-container {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.search-container {
    margin: 15px 0 20px 0;
}

.search-input {
    width: 100%;
    max-width: 500px;
    padding: 12px 15px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 16px;
    box-sizing: border-box;
}

.search-input:focus {
    outline: none;
    border-color: #2196F3;
    box-shadow: 0 0 5px rgba(33,150,243,0.4);
}

.search-info {
    margin-top: 10px;
    color: #666;
    font-size: 14px;
}

header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: #4CAF50;
    padding: 10px 20px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    display: flex;
    justify-content: flex-start;
    align-items: center;
    z-index: 1000;
}

.home-button {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: white;
    font-size: 16px;
    margin-right: 20px;
}

.home-icon {
    width: 20px;
    height: 20px;
    background-color: white;
    clip-path: polygon(
        50% 0%,
        100% 50%,
        75% 50%,
        75% 100%,
        25% 100%,
        25% 50%,
        0% 50%
    );
    margin-right: 5px;
}

.header a:hover {
    color: #e0e0e0;
}

.question {
    margin-bottom: 20px;
    padding: 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    background: white;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
	text-align: justify;
    line-height: 1.6;
}

img {
    max-width: 100%;
    height: auto;
}