body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f0f2f5;
    color: #333;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    background-color: #fff;
    padding: 20px;
    text-align: center;
    border-bottom: 1px solid #ddd;
}

header h1 {
    margin: 0;
    font-size: 2.5em;
    color: #1a1a1a;
}

header p {
    margin: 5px 0 0;
    color: #666;
}

main {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.project {
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    padding: 30px;
    max-width: 600px;
    text-align: center;
}

.project h2 {
    font-size: 2em;
    margin-top: 0;
    color: #1a1a1a;
}

.image-container {
    position: relative;
    width: 100%;
    max-width: 500px;
    margin: 20px auto;
    border-radius: 8px;
    overflow: hidden;
}

.image-container img {
    width: 100%;
    display: block;
    transition: opacity 0.5s ease-in-out;
}

.image-container .image-two {
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
}

.image-container:hover .image-two {
    opacity: 1;
}

.image-container:hover .image-one {
    opacity: 0;
}

.button {
    display: inline-block;
    background-color: #007bff;
    color: #fff;
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    margin: 10px;
    transition: background-color 0.3s;
}

.button:hover {
    background-color: #0056b3;
}

.sponsor-button {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background-color: #fafbfc;
    border: 1px solid rgba(27, 31, 35, 0.15);
    border-radius: 6px;
    color: #24292e;
    font-size: 14px;
    font-weight: 600;
    line-height: 20px;
    padding: 5px 16px;
    text-decoration: none;
    transition: background-color 0.2s cubic-bezier(0.3, 0, 0.5, 1);
    margin-top: 10px;
}

.sponsor-button:hover {
    background-color: #f3f4f6;
    border-color: rgba(27, 31, 35, 0.15);
}

.sponsor-button svg {
    fill: #db61a2;
}

.project-details {
    margin: 30px 0;
    text-align: left;
}

.project-details h3 {
    margin-bottom: 10px;
}

.project-details p {
    color: #555;
    line-height: 1.6;
}

footer {
    background-color: #fff;
    padding: 15px;
    text-align: center;
    border-top: 1px solid #ddd;
    font-size: 0.9em;
    color: #666;
}

footer a {
    color: #007bff;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}