45 lines
863 B
HTML
45 lines
863 B
HTML
<!DOCTYPE html>
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<html>
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<head>
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<style>
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.parent {
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position: absolute;
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top: 50px;
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left: 50px;
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width: 100px;
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height: 100px;
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padding: 20px;
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outline: 1px solid black;
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transform: translateZ(0);
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}
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.box {
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height: 100%;
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width: 100%;
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overflow: hidden;
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background-color: green;
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}
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.masker {
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position: absolute;
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top: 64px;
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left: 64px;
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width: 112px;
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height: 112px;
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border: 13px solid black;
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box-sizing: border-box;
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}
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</style>
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</head>
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<body>
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<div class="parent">
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<div class="box">
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</div>
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</div>
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<div class="masker">
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</div>
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</body>
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</html>
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