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[CSS] Target empty elements using The:empty Pseudo-class

Source: Internet
Author: User
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You can target an element to have no child elements by using the :empty pseudo-class. With browser support down to IE9, it's solid, easy-to-select empty elements without any additional markup.

Be aware this whitespace is considered a ' child ', so would not work :empty if the element have no children, but have space bet Ween the opening and closing tags.

<!DOCTYPE HTML><HTML><Head>  <Linkhref= "Https://fonts.googleapis.com/css?family=Work+Sans"rel= "stylesheet">  <Linkrel= "stylesheet"href= "Style.css"></Head><Body>  <Divclass= "Alert">    <P>success! Your profile has been updated.</P>  </Div>    <!--This empty alert box won ' t is show -  <Divclass= "Alert"></Div></Body></HTML>
{  border: 3px solid Darkgreen;   margin: 1em;   padding: 1em;   background-color: seagreen;   color: White;   Border-radius: 4px;} . Alert:empty{  display:none;}

[CSS] Target empty elements using The:empty Pseudo-class

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