.style5 {
    background-repeat: no-repeat;
    background-size: cover;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-position: center;
    background-color: #1e2530; /* 背景深色 */
    position: relative; /* 为子元素定位做准备 */
}

.style5 .btn-group {
    position: absolute;
    width: 100%;
    bottom: 60px;
    display: flex;
    justify-content: center;
    gap: 20px; /* 按钮间距可调 */
}

.style5 .btn-group .btn {
    background: linear-gradient(to right, #8CEBEB, #4DC5EA); /* 渐变背景 */
    color: #000; /* 黑色字体 */
    width: 35%;
    min-width: 130px;
    max-width: 200px;
    height: 44px; /* 固定高度，确保文字居中 */
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: 999px;
    font-size: 16px;
    font-weight: bold;
    text-align: center;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s ease;
}


.style5 .btn-group .btn:hover {
    background: linear-gradient(to right, #4DC5EA, #8CEBEB); /* 悬停反向渐变 */
    opacity: 0.9;
}