css how to put everying in the middle of a container code example
Example 1: center with css
.parent {
position: relative;
}
.child {
position: absolute;
top: 50%;
left: 50%;
transform: translate(-50%, -50%);
}
Example 2: how to center div
<!DOCTYPE html>
<html>
<head>
<style>
.center {
margin: auto;
width: 80%;
border: 3px solid #73AD21;
padding: 10px; # deals with margins within the element itself
margin: 20px; # deals with area around outside of element
}
</style>
</head>
<body>
<h2>Center Align Elements</h2>
<p>To horizontally center a block element (like div), use margin: auto;</p>
<div class="center">
<p><b>Note: </b>Using margin:auto will not work in IE8, unless a !DOCTYPE is declared.</p>
</div>
</body>
</html>
Example 3: how to align a component in the middle of page
div {
width: 100px;
height: 100px;
background-color: red;
position: absolute;
top:0;
bottom: 0;
left: 0;
right: 0;
margin: auto;
}