Some time ago made a floating layer, but on iOS, the floating layer slide is not smooth, basically with the movement of the fingers move, after the study plus-webkit-overflow-scrolling:touch can
eg
<!DOCTYPE HTML><HTML> <Head> <Metahttp-equiv= "Content-type"content= "text/html; charset=utf-8"/> <Metaname= "keywords"content= "Suntech Agency"/> <Metaname= "description"content= "Suntech Agency"/> <Metaname= "Apple-mobile-web-app-capable"content= "Yes"/> <Metaname= "Generator"content= "Bd-mobcard"/> <Metaname= "Viewport"content= "maximum-scale=1.0,minimum-scale=1.0,user-scalable=0,width=device-width,initial-scale=1.0"/> <title></title> <styletype= "Text/css">#a{width:100%;Height:100%;position:fixed;Top:0; Left:0;font-size:20px;White-space:Pre;background:Lightgoldenrodyellow;overflow-y:Scroll;-webkit-overflow-scrolling:Touch; }#b{ } </style> </Head> <Body> <DivID= "a"> <DivID= "B">1 1 1 1 11 1 1 1 11 1 11 1 1 11 1 1 1 1 11 1 11 11 111111 1 1 1 1 1 1 1 1 1 1) 1 1</Div> </Div> </Body></HTML>View Code
Essentially, this property creates a system-level control with hardware acceleration that allows elements to quickly slide and rebound, while also consuming more memory.
iOS floating layer slide not smooth solution