/* 全局样式 */
body {
    font-family: 'Roboto', sans-serif;
    background-image: url('../bj.jpg');
    background-size: cover;
    background-repeat: no-repeat;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    position: relative;
    background-color: #f4f4f4;
}

.mask {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.5);
    z-index: -1;
}

/* 表单样式 */
form {
    text-align: center;
    margin-bottom: 20px;
    background-color: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

input[type="text"] {
    padding: 10px;
    width: 200px; /* 缩短输入框长度 */
    border: 1px solid #ccc;
    border-radius: 5px;
    margin-bottom: 10px;
}

input[type="submit"],
button {
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    background-color: #4CAF50;
    color: white;
    cursor: pointer;
    margin: 5px;
    transition: background-color 0.3s ease;
}

input[type="submit"]:hover,
button:hover {
    background-color: #45a049;
}

/* 表格样式（这里虽然编辑页面没用表格，但保持样式文件一致性） */
table {
    border-collapse: collapse;
    width: 100%;
    max-width: 900px; 
    margin-bottom: 20px;
    background-color: rgba(255, 255, 255, 0.7);
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

table,
th,
td {
    border: 1px solid #ccc;
}

th,
td {
    padding: 10px;
    text-align: left;
}

th {
    background-color: #f0f0f0;
}

/* 模态框样式（如果后续编辑页面需要用到模态框） */
.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.4);
}

.modal-content {
    background-color: #fefefe;
    margin: 15% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 300px;
    border-radius: 10px;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
}

.close:hover,
.close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}