The CSS selector used to select elements by their class is  - ID Selector, The CSS property margin - defines the content area size., column-rule CSS property is used for - defining columns in a layout, In CSS the box model made up of - Content, Padding, Border, The correct syntax for a linear gradient in CSS is - linear-gradient(), The CSS property used to set the font size is  - text-size,

排行榜

快閃記憶體卡是一個開放式範本。它不會為排行榜生成分數。

視覺風格

選項

切換範本

恢復自動保存: ?