CSS/JS:使用已知寬度和高度的圖像元素模擬背景圖像封面 [英]CSS/JS: mimic background-image cover using image element with known width and height
html,由於高度原因,背景圖片無法重復:設置為100% [英]html, background-image fails to repeat on account of height: 100% setting
SVG中的圖案圖片的cssAssatioRatio,例如css背景圖片封面 [英]preserveAspectRatio of pattern image in SVG like css background-image cover