* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    background-color: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

header {
    background-color: #248067;
    color: white;
    padding: 20px;
    text-align: center;
}

header h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
}

header nav ul {
    list-style-type: none;
    padding: 0;
}

header nav ul li {
    display: inline;
    margin: 0 15px;
}

header nav ul li a {
    color: white;
    text-decoration: none;
    font-size: 1.2em;
    transition: color 0.3s ease;
}

header nav ul li a:hover {
    color: #cce7e1;
}

section {
    margin: 50px 20px;
    text-align: center;
}

h2 {
    font-size: 2em;
    margin-bottom: 20px;
}

.card {
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    margin: 20px auto;
    padding: 20px;
    width: 80%;
    max-width: 600px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card img {
    width: 100%;
    max-width: 500px;
    margin-top: 20px;
    border-radius: 10px;
}

.card:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
}

.card-row {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

footer {
    background-color: #2c3e50;
    color: white;
    text-align: center;
    padding: 10px;
}

footer p {
    font-size: 1em;
}

/* 横向滚动时间轴样式 */
#timeline {
    margin-top: 50px;
}

.timeline-wrapper {
    width: 100%;
    overflow-x: auto;
    overflow-y: hidden;
    white-space: nowrap;
    padding-bottom: 20px;
}

.timeline {
    display: inline-flex;
    gap: 40px;
}

.timeline-item {
    background-color: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    padding: 20px;
    min-width: 200px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.timeline-item:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
}

.timeline-item h3 {
    font-size: 1.5em;
    margin-bottom: 10px;
}

.timeline-item p {
    font-size: 1.1em;
}

/* 最后寄语区域 */
.final-thoughts {
    background: linear-gradient(135deg, #248067, #4a90e2);
    color: #fff;
    padding: 2rem;
    text-align: center;
    margin: 2rem auto 0;
    border-radius: 10px;
    width: 90%;
    max-width: 800px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
    animation: fadeIn 1.2s ease-in-out;
}

.final-thoughts h2 {
    font-size: 2.5em;
    margin-bottom: 1rem;
    font-weight: bold;
}

.final-thoughts p {
    font-size: 1.3em;
    line-height: 1.8;
    margin-top: 10px;
}

/* 动画效果 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}