body {
    background-color: #ffffff;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    margin: 0;
}

.extension-section {
    flex: 1;
    max-width: 600px;
    margin: 20px auto 0;
    padding: 0 0 0 20px;
    width: 100%;
    box-sizing: border-box;
}

.extension-item {
    padding: 30px 0 0;
    border-bottom: 1px solid rgba(102, 126, 234, 0.3);
    text-align: left;
    width: 100%;
}

.extension-item:last-child {
    border-bottom: none;
}

.extension-item h2 {
    font-size: 1.5rem;
    color: #333;
    margin-bottom: 12px;
    font-weight: 600;
    text-align: left;
}

.extension-item p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 20px;
    font-size: 1rem;
    text-align: left;
    word-break: normal;
    overflow-wrap: break-word;
}

.extension-btn {
    display: inline-block;
    padding: 12px 28px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 500;
    transition: transform 0.2s, box-shadow 0.2s;
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.extension-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}