style: 优化代码块、行内代码和徽章的字体样式

src/app.css

@@ -674,13 +674,16 @@ body.single-col .post-list {
 
 .highlight,
 .code-block {
-	font-family: 'Source Code Pro', Menlo, Consolas, Monaco, monospace;
+	font-family:
+		'Fira Code', 'Source Code Pro', Consolas, 'Microsoft YaHei', Menlo, Monaco, 'Courier New',
+		monospace;
 	font-size: 0.875rem;
 }
 
 .code-block code,
 .code-block pre {
 	background-color: #f5f5f5 !important;
+	font-family: inherit;
 }
 
 .code-block {
@@ -855,6 +858,9 @@ body.single-col .post-list {
 	padding: 0.2em 0.4em;
 	font-size: 85%;
 	color: #e96900;
+	font-family:
+		'Fira Code', 'Source Code Pro', Consolas, 'Microsoft YaHei', Menlo, Monaco, 'Courier New',
+		monospace;
 }
 
 .badge {
@@ -862,7 +868,9 @@ body.single-col .post-list {
 	border-radius: 4px;
 	padding: 0.2em 0.4em;
 	font-size: 85%;
-	font-family: monospace, SFMono-Regular, Consolas, 'Liberation Mono', Menlo, Courier;
+	font-family:
+		'Fira Code', 'Source Code Pro', Consolas, 'Microsoft YaHei', Menlo, Monaco, 'Courier New',
+		monospace;
 	color: #e96900;
 	border: none;
 	display: inline-block;