HTML CSS examples for CSS Layout:Absolute Position
Position div based upon another that has absolute position
<html> <head> <meta name="viewport" content="width=device-width, initial-scale=1"> <style id="compiled-css" type="text/css"> #parent {<!--from ww w . ja v a2 s. c om--> width:501px; height:501px; background-color:Chartreuse; border:3px solid yellow; position:relative; display:flex; flex-direction:column; align-items:center; justify-content:center; } #parent .blocks { width:41%; height:51%; display:flex; } #parent .blocks div { width:100%; height:100%; } #div1 { background:green } #div2 { background:red } </style> </head> <body> <div id="parent"> <div class="blocks"> <div id="div1"></div> <div id="div2"></div> </div> </div> </body> </html>