移动端页面css记录

1. 禁止移动端浏览器长按对图片弹出保存

img {  pointer-events: none;/* cancel pointer events*/  -webkit-touch-callout: none;/* iOS Safari */  -webkit-user-select: none;/* Chrome/Safari/Opera */  -khtml-user-select: none;/* Konqueror */  -moz-user-select: none;/* Firefox */  -ms-user-select: none;/* Internet Explorer/Edge */  user-select: none;/* Non-prefixed version, currently not supported by any browser */}