/* 全局样式*/
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
    background-image: linear-gradient(120deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
}