/* 关于页面样式 */
.about-banner {
    height: 300px;
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('../images/about-banner.jpg');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin-top: 60px;
}

.banner-content h1 {
    color: #fff;
    font-size: 2.5rem;
    margin: 0;
}

.about-content {
    padding: 50px 0;
    background-color: #1a1a1a;
}

.about-text {
    color: #fff;
    max-width: 800px;
    margin: 0 auto;
}

.about-text h2 {
    font-size: 1.8rem;
    margin: 40px 0 20px;
    color: #fff;
}

.about-text h2:first-child {
    margin-top: 0;
}

.about-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 20px;
    color: #ccc;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .about-banner {
        height: 200px;
    }

    .banner-content h1 {
        font-size: 2rem;
    }

    .about-text h2 {
        font-size: 1.5rem;
    }

    .about-text p {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .about-banner {
        height: 150px;
    }

    .banner-content h1 {
        font-size: 1.5rem;
    }
}