body {
    margin: 0;
    padding: 0;
    font-family: 'Arial', sans-serif;
}

.gradient-container {
    position: relative;
    z-index: 0;
}

/* 其他样式保持不变 */
h4.copyright a {
    color: white;
}



nav {
    background-color: #333;
    color: white;
    padding: 10px;
    text-align: center;
    position: relative;
    z-index: 1;
}

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

nav ul li {
    display: inline;
    margin-right: 20px;
}

.section {
    padding: 10px;
    position: relative;
    z-index: 1;
    background: linear-gradient(to right, #ffffff, #b19cd9, #3498db);
    animation: gradientAnimation 10s infinite; /* 添加动画效果 */
}


.carousel {
    width: 80%;
    margin: 0 auto;
}

.carousel img {
    width: 100%;
    border-radius: 8px;
    height: 300px;
    object-fit: cover;
}

.welcome {
    text-align: center;
    color: #333;
    background: linear-gradient(to right, #ffffff, #b19cd9, #3498db);
    animation: gradientAnimation 10s infinite; /* 添加动画效果 */
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
}


.welcome img {
    width: 300px;
    height: auto;
    border-radius: 8px;
}

.welcome h1 {
    font-size: 3em;
}

.welcome p {
    font-size: 1.4em;
    color: #555;
}

.cta-button {
    display: inline-block;
    padding: 15px 30px;
    margin-top: 20px;
    background: linear-gradient(to right, #3498db, #9b59b6);
    color: white;
    text-decoration: none;
    border-radius: 20px;
    font-size: 1.4em;
    transition: transform 0.2s ease;
}

.cta-button:hover {
    transform: scale(1.1);
}

.team, .features, .feature-carousel, .download, .contact {
    text-align: center;
}

.download h2 {
    color: #27ae60;
    font-size: 2em;
}

footer {
    background-color: #333;
    color: white;
    padding: 10px;
    text-align: center;
    position: relative;
    z-index: 1;
}

footer p {
    margin: 0;
}

/* 导航栏样式 */
nav a {
    color: white;
    text-decoration: none;
    padding: 10px 20px;
    display: inline-block;
    transition: background-color 0.3s ease, color 0.3s ease;
}

nav a:hover {
    background-color: #555;
    color: #fff;
}
.horizontal-line {
    border-bottom: 1px solid #000; /* 设置边框样式和颜色 */
    margin-bottom: 20px; /* 可选：设置底部间距 */
}