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<!DOCTYPE html> <html> <head> <title>Box width height demo</title> </head> <div id="wrapper" class="parent"> <div id="target">width:50%<br> height:50%</div> <p>200x400px</p> </div> <div id="wrapper2" class="parent"> <div id="target2">width:100px<br> height:200px</div> <p>200x400px</p> </div> </html>
body { margin: 50px; font-size: 12px; } .parent{ width: 200px; height: 400px; background: #ccc; text-align: center; } #wrapper{ float: left; } #target { width: 50%; height: 50%; background: #1abc9c; } #wrapper2{ float: right; width: 200px; height: 400px; background: #ccc; } #target2 { width: 100px; height: 200px; background: #1abc9c; }
/* Write JavaScript here */