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+<!DOCTYPE html>
+
+ <meta charset="UTF-8">
+
+ <title>CSS Values and Units Test: calc() function in 'min-height' and 'box-sizing: border-box' (complex)</title>
+
+ <!--
+
+ Original test is:
+
+https://chromium.googlesource.com/chromium/src/+/c825d655f6aaf73484f9d56e9012793f5b9668cc/third_party/WebKit/LayoutTests/css3/calc/calc-min-height.html
+
+ The original test is related to:
+
+ Issue 580508: Height of content changes after multiple reloads
+ https://bugs.chromium.org/p/chromium/issues/detail?id=580508
+
+ -->
+
+ <link rel="author" title="GĂ©rard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/">
+ <link rel="help" href="https://www.w3.org/TR/css-values-3/#calc-notation">
+ <link rel="match" href="../reference/ref-filled-green-100px-square.xht">
+
+ <meta name="assert" content="This test checks how 'min-height' with calc(percentage) and 'box-sizing' are handled. The percentage in the calc() is calculated on the content box height of div#container.">
+
+ <style>
+ div#container
+ {
+ border-bottom: transparent solid 100px;
+ border-right: transparent solid 100px;
+ height: 400px;
+ width: 100px;
+ }
+
+ div#item
+ {
+ background-color: red;
+ box-sizing: border-box;
+ height: 50px;
+ min-height: calc(50% - 100px);
+ }
+
+ div#item > div
+ {
+ background-color: green;
+ border-bottom: green solid 34px; /* arbitrary border-bottom-width value */
+ border-top: green solid 12px; /* arbitrary border-top-width value */
+ box-sizing: border-box;
+ height: 17px;
+ min-height: 100%; /* content height should be 100px - 34px - 12px == 54px */
+ overflow-y: visible;
+ /*
+ If the content height of innermost div is taller
+ than 54px, then a green rectangle (not a square)
+ will be created.
+
+ If the content height of innermost div is less
+ than 54px, then an horizontal stripe of red
+ will become visible.
+ */
+ }
+ </style>
+
+ <p>Test passes if there is a filled green square and <strong>no red</strong>.
+
+ <div id="container">
+
+ <div id="item">
+
+ <div></div>
+
+ </div>
+
+ </div>