CSS
Quick notes
Safe fonts
A complete collection of web safe CSS font stacks.
Add two common fonts for Chinese characters: PingFang SC, Microsoft YaHei.
$font-family-serif: Palatino, Georgia, "Times New Roman", "PingFang SC", "Microsoft YaHei", serif !default;
$font-family-sans-serif: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol" !default;
Difference between Serif and Sans Serif
See this great inforgraphic: The Difference Between Serif And Sans-Serif Explained In One Infographic
Serif (left) and Sans Serif (right)