add custom font size

Author: Pingping1997

_config.yml

@@ -309,3 +309,9 @@ compress_html:
   clippings: all
   ignore:
     envs: development
+
+
+minimal_mistakes_skin: default
+
+custom_css:
+  - /assets/css/custom.css

_pages/about.md

@@ -1,14 +1,14 @@
 ---
 permalink: /
-title: "Pingping's academic page"
+title: "🌱 About Me"
 excerpt: "About me"
 author_profile: true
 redirect_from: 
   - /about/
   - /about.html
 ---
 
-## 🌱 About Me
+
 
 Hi, I’m **Pingping Wang**, currently a **PhD student at TU Wien (Vienna University of Technology)**, working at the intersection of **sustainability** and **process systems engineering**.
 

assets/css/custom.css

@@ -0,0 +1,16 @@
+/* General font size for all pages */
+.page__content {
+  font-size: 16px;
+  line-height: 1.6;
+}
+
+/* Optional: reduce headings */
+.page__content h1 {
+  font-size: 28px;
+}
+.page__content h2 {
+  font-size: 24px;
+}
+.page__content h3 {
+  font-size: 20px;
+}