/* 通用样式 */
body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f9;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 600px;
    margin: 50px auto;
    padding: 20px;
    background-color: white;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}

h2 {
    text-align: center;
    color: #333;
}

p {
    text-align: center;
    color: #555;
}

/* 表单样式 */
.form-group {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

input[type="text"], input[type="password"] {
    padding: 10px;
    flex-grow: 1;
    margin-right: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 14px;
}

button {
    padding: 10px;
    background-color: #5cb85c;
    color: white;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
    width: auto;
}

button:hover {
    background-color: #4cae4c;
}

.small-btn {
    padding: 5px 10px;
}

.box {
    background-color: #f9f9f9;
    border: 1px solid #ddd;
    padding: 20px;
    margin: 20px 0;
    border-radius: 8px;
    box-shadow: 0px 0px 5px rgba(0, 0, 0, 0.1);
}

.inline-form {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* 操作反馈框样式 */
.message-box {
    background-color: #f0f9e8;  /* 淡绿色背景 */
    color: #3c763d;  /* 深绿色文字 */
    border: 2px solid #d6e9c6;  /* 边框 */
    padding: 15px;  /* 内边距 */
    border-radius: 5px;  /* 圆角 */
    margin: 20px 0;  /* 上下间距 */
    text-align: center;  /* 文本居中 */
    font-size: 16px;  /* 字体大小 */
    font-weight: bold;  /* 字体加粗 */
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1); /* 添加阴影效果 */
}


/* Header 区域和切换用户按钮 */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logout-form {
    position: relative;
}

.logout-btn {
    background-color: #d9534f;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 14px;
    position: absolute;
    right: 0;
    top: 0;
}

.logout-btn:hover {
    background-color: #c9302c;
}