css – 慕缘小栈

By - lmyperson

css 对图片进行剪切，保留原始比例

img.a { width: 200px; height: 400px; object-fit: cover;

By - lmyperson

CSS文字被鼠标选中后的文字颜色及背景

::selection { background:#FF9; color:#F00; } ::-moz-sel