* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', Arial, sans-serif;
    background-color: #f5f7fa;
    color: #333;
    line-height: 1.6;
}

.container {
    max-width: 800px;
    margin: 20px auto;
    padding: 20px;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

h1 {
    text-align: center;
    color: #1890ff;
    margin-bottom: 20px;
}

.help-info {
    background-color: #e6f7ff;
    border: 1px solid #91d5ff;
    border-radius: 6px;
    padding: 15px;
    margin-bottom: 30px;
    color: #1890ff;
}

.help-info ul {
    margin: 10px 0 0 20px;
    padding: 0;
}

.help-info li {
    margin-bottom: 5px;
    font-size: 14px;
}

h2 {
    color: #333;
    margin-bottom: 20px;
    font-size: 18px;
    border-bottom: 1px solid #eee;
    padding-bottom: 10px;
}

.section {
    margin-bottom: 30px;
    padding: 20px;
    background-color: #fafafa;
    border-radius: 6px;
}

.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: bold;
    color: #555;
}

input[type="text"],
input[type="url"],
textarea,
select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    font-family: inherit;
    resize: vertical;
}

input[type="text"]:focus,
input[type="url"]:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: #1890ff;
    box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.2);
}

textarea {
    min-height: 100px;
}

#textContent {
    min-height: 150px;
}

#markdownContentText {
    min-height: 200px;
}

button {
    background-color: #1890ff;
    color: #fff;
    border: none;
    padding: 12px 24px;
    font-size: 16px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #40a9ff;
}

button:active {
    background-color: #096dd9;
}

button:disabled {
    background-color: #d9d9d9;
    color: #999;
    cursor: not-allowed;
}

/* 优化表单组的间距 */
.form-group:last-child {
    margin-bottom: 0;
}

/* 优化选择框的样式 */
select {
    cursor: pointer;
}

/* 优化时间选择器的样式 */
input[type="datetime-local"] {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
    font-family: inherit;
}

input[type="datetime-local"]:focus {
    outline: none;
    border-color: #1890ff;
    box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.2);
}

.result {
    padding: 15px;
    border-radius: 4px;
    font-size: 14px;
    min-height: 50px;
}

.result.success {
    background-color: #f6ffed;
    border: 1px solid #b7eb8f;
    color: #52c41a;
}

.result.error {
    background-color: #fff2f0;
    border: 1px solid #ffccc7;
    color: #f5222d;
}

.result.info {
    background-color: #e6f7ff;
    border: 1px solid #91d5ff;
    color: #1890ff;
}

@media (max-width: 768px) {
    .container {
        margin: 10px;
        padding: 15px;
    }
    
    .section {
        padding: 15px;
    }
    
    button {
        width: 100%;
    }
}