For my current project, I need to optimize a page layout in landscape mode for mobile devices. Can you help me to understand the different ways that the browser window size is measured?  I am working with an Android smartphone with hardware pixel dim...
I want to create a div that maintains aspect ratio with height and width changes of the parent.    In the above gif, you can see that I was able to maintain the box div's aspect ratio when changing width but I'm unable to maintain it when cha...
I'm working on full-screen background slideshow.  My question is: How can I set an image to take up the full screen and maintain aspect ratio?   Min-height and min-width work, but do not keep the aspect ratio when both are set. I want the image c...
I'm trying to get the width of an image after a change in the height and I only have the URL (the image is not in a tag in the HTML) so I tried this code:  var img = document.createElement("img"); img.src = "./images/niceImages.jpg...
I'm trying to scale an image to 100% of it's parent. The aspect ratio of the image should stay the same, so the 100% scale should be either 100% of the width or 100% of the height, whichever comes first. I've tried using   max-height: 100...
I need to generate some thumbs based in a slideshow. This thumbs are generated directly/dinamically from the img src for each slide.  Now I'm generating a code like this for the thumbs gallery:  <ul id="galThumb"> <li id="thu...
I am using slick slider (http://kenwheeler.github.io/slick/) to show images of various sizes (both portrait and landscape pictures). The image is shown as a background-image property of the div  However, the slider has a fixed width/height out of the...
I am creating a gradient on a canvas, generating a PNG file, and then downloading it. I want a radial gradient which is an ellipse. Since canvas gradients must be circles, I am generating the gradient as a circle and then resizing the canvas element...
I have a spinning wheel which works great on PC but it changes its size, position, and almost everything when I'm trying it on my phone.  Also, there is an image in the center of the spinning wheel which should stay there on phones too.  Here is...

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