body {
    font-family: Arial, sans-serif;
    text-align: center;
    background-image: url('125.jpg'); /* 添加背景图片 */
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
}

.login-box {
    max-width: 400px;
    margin: 100px auto; /* 设置垂直方向上的外边距为 100px，左右自动居中 */
    background-color: rgba(255, 255, 255, 0.8);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}


.form-group {
    margin-bottom: 15px;
}

.form-group input {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-sizing: border-box;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    background-color: #007bff;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
}
body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    text-align: center;
}

h1 {
    color: #007bff;
}

.upload-box, .file-list {
    max-width: 600px;
    margin: 20px auto;
    background-color: #fff;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    background-color: #007bff;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

th, td {
    border: 1px solid #ccc;
    padding: 8px;
}

th {
    background-color: #f5f5f5;
}

.delete-btn {
    background-color: #dc3545;
    color: #fff;
    border: none;
    padding: 5px 10px;
    border-radius: 5px;
    cursor: pointer;
}

.confirm-dialog {
    display: none;
    background-color: #fff;
    border: 1px solid #ccc;
    border-radius: 5px;
    padding: 10px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}
body {
            background-color: #f0f0f0; /* 设置一个浅灰色的背景 */
            text-align: center;
            font-family: Arial, sans-serif;
        }
        h1 {
            font-size: 3em; /* 设置标题字体大小 */
   }
        .colorful-text {
            background-image: linear-gradient(to right, #FF0000, #FF7F00, #FFFF00, #00FF00, #0000FF, #4B0082, #8B00FF); /* 创建七彩色渐变背景 */
            background-clip: text; /* 保持文字颜色 */
            color: transparent; /* 设置文字颜色为透明 */
            display: inline-block; /* 将文本包装在一个内联块中 */
}