CSS

101
Selectors
.class_name {}: elements with class\_name
.class_name1.class_name2 {} elements with both class names
li {}: \<li> elements
li.class_name: \<li> elements with class\_name
#id_name elements with id="id\_name"

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build-personal-site-en

Additionally, for adjusting websites, it's best to have some basic understanding of HTML and CSS.

build-personal-site

此外，对于调整网站，最好有一些 HTML 和 CSS 的基本理解。

CSS Frameworks