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- <!DOCTYPE html>
- <html>
- <head>
- <style>
- /* Page is expected to be exactly 800x600 */
- html, body {
- width: 800px;
- height: 600px;
- margin: 0;
- overflow: hidden;
- display: flex;
- flex-flow: column nowrap;
- justify-content: space-around;
- align-items: stretch;
- }
- .row {
- display: flex;
- flex-flow: row nowrap;
- justify-content: space-around;
- align-items: center;
- }
- .row.rounding-0 > .box {
- -electron-corner-smoothing: 0%;
- }
- .row.rounding-30 > .box {
- -electron-corner-smoothing: 30%;
- }
- .row.rounding-60 > .box {
- -electron-corner-smoothing: 60%;
- }
- .row.rounding-100 > .box {
- -electron-corner-smoothing: 100%;
- }
- .row.rounding-invalid > .box {
- -electron-corner-smoothing: 200%;
- }
- .row.rounding-invalid > .box:nth-child(2) {
- -electron-corner-smoothing: -10%;
- }
- .row.rounding-invalid > .box:nth-child(3) {
- -electron-corner-smoothing: -200%;
- }
- .box {
- --boxes-x: 7;
- --boxes-y: 5;
- --box-shadow-offset: 4px;
- --box-shadow-spread: 2px;
- --box-shadow-grow: 2px;
- --box-gap: calc(var(--box-shadow-offset) + var(--box-shadow-spread) + var(--box-shadow-grow) + 4px);
- --box-size: min(calc(((100vw - var(--box-gap)) / var(--boxes-x)) - var(--box-gap)), calc(((100vh - var(--box-gap)) / var(--boxes-y)) - var(--box-gap)));
- width: var(--box-size);
- height: var(--box-size);
- border-radius: calc((var(--box-size) / 4) - 4px);
- box-sizing: border-box;
- background-color: black;
- }
- .box.outline {
- background-color: bisque;
- border: 8px solid black;
- }
- .box.outline.dashed {
- background-color: darkkhaki;
- border-style: dashed;
- }
- .box.outline.double {
- background-color: darkseagreen;
- border-style: double;
- }
- .box.outer {
- overflow: clip;
- }
- .box.outer > .inner {
- width: 100%;
- height: 100%;
- background-color: blueviolet;
- }
- .box.shadow {
- background-color: skyblue;
- box-shadow: var(--box-shadow-offset) var(--box-shadow-offset) var(--box-shadow-spread) var(--box-shadow-grow) cornflowerblue;
- }
- </style>
- </head>
- <body>
- <div class="row rounding-0">
- <div class="box"></div>
- <img class="box" src="image.png" />
- <div class="box outline"></div>
- <div class="box outline dashed"></div>
- <div class="box outline double"></div>
- <div class="box outer"><div class="inner"></div></div>
- <div class="box shadow"></div>
- </div>
- <div class="row rounding-30">
- <div class="box"></div>
- <img class="box" src="image.png" />
- <div class="box outline"></div>
- <div class="box outline dashed"></div>
- <div class="box outline double"></div>
- <div class="box outer"><div class="inner"></div></div>
- <div class="box shadow"></div>
- </div>
- <div class="row rounding-60">
- <div class="box"></div>
- <img class="box" src="image.png" />
- <div class="box outline"></div>
- <div class="box outline dashed"></div>
- <div class="box outline double"></div>
- <div class="box outer"><div class="inner"></div></div>
- <div class="box shadow"></div>
- </div>
- <div class="row rounding-100">
- <div class="box"></div>
- <img class="box" src="image.png" />
- <div class="box outline"></div>
- <div class="box outline dashed"></div>
- <div class="box outline double"></div>
- <div class="box outer"><div class="inner"></div></div>
- <div class="box shadow"></div>
- </div>
- <div class="row rounding-invalid">
- <div class="box"></div>
- <img class="box" src="image.png" />
- <div class="box outline"></div>
- <div class="box outline dashed"></div>
- <div class="box outline double"></div>
- <div class="box outer"><div class="inner"></div></div>
- <div class="box shadow"></div>
- </div>
- </body>
- </html>
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