/* 基础样式重置 */
body, html {
    margin: 0;
    padding: 0;
    font-family: "Microsoft Yahei", sans-serif;
    line-height: 1.6;
    background-color: #f9f9f9;
    color: #333;
}

.container {

    display: flex;
    justify-content:center;
    align-items: center;
    flex-wrap: wrap;
    padding:10px 10px;
    min-height: 80vh;
}

.qr-code-section {
    text-align: center;
    margin: 10px;
    flex: 1 1 250px;
    max-width: 450px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    padding: 20px;
    transition: transform 0.2s ease;
}

.qr-code-section:hover {
    transform: translateY(-5px);
}

.qr-code-section p {
    font-size: 1.5em;
    margin-bottom: 10px;
    color: #444;
}

.qr-code {
    width: 100%;
    max-width: 450px;
    height: auto;
}

/* 响应式设计 */
@media screen and (max-width: 600px) {
.container {
        flex-direction: column; /* 当屏幕宽度小于600px时，使项目垂直排列 */
    }
    
    .qr-code-section {
        flex-basis: 100%; /* 在小屏幕上每个二维码都占据全部宽度 */
        max-width: 100%;
    }
}

/* 页脚样式 */
.page-footer {
    text-align: center;
    padding: 20px 10px;
    background-color: #2c3e50;
    color: white;
    font-size: 1.2em;
    position: relative;
    bottom: 0;
    width: 100%;
}

.page-footer a {
    color: #00d1b2;
    text-decoration: none;
    font-weight: bold;
}

.page-footer a:hover {
    text-decoration: underline;
}