/* 基本重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
}

/* 顶部LOGO + 公司名称 */
.top-logo {
    display: flex;
    align-items: center;
    padding: 10px 20px;
    background-color: #f0f0f0;
}

.top-logo img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-right: 10px;
}

.top-logo span {
    font-size: 20px;
    font-weight: bold;
}

/* 主体左右布局 */
main {
    display: flex;
    margin: 20px;
}

/* 左侧竖排按钮 */
.main-left {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.box {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 200px;
    height: 80px;
    background-color: #87ceeb;
    color: #fff;
    text-decoration: none;
    font-size: 18px;
    border-radius: 10px;
    transition: background-color 0.3s;
}

.box:hover {
    background-color: #00bfff;
}

/* 右侧大图 + 联系方式 */
.main-right {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-left: 40px;
}

.main-right img {
    width: 100%;
    max-width: 600px;
    border-radius: 10px;
}

.contact-bottom {
    margin-top: 10px;
    font-size: 16px;
    color: #333;
}

/* 底部固定 */
footer {
    width: 100%;
    text-align: center;
    padding: 20px 0;
    background-color: #f0f0f0;
}