WebDevelopment/centerDIV3ways.html at master · arunsingh2004/WebDevelopment · GitHub

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<!DOCTYPE html>
<html>
<head>
      <title>3 Ways To Center a div in another div</title>
      <style>
            *{
                margin: 0;
                padding: 0;
                box-sizing: border-box;
            }
            .parent_div{
                  background: aqua;
                  width: 100vw;
                  height: 100vh;
                  /* 1st METHOD */
                  /* position: relative; */
                  /* 2nd METHOD */
                  /* display: flex;
                  align-items: center;
                  justify-content: center; */
                  /* 3rd METHOD */
                  display: grid;
                  place-items: center;

            }
            .child_div{
            width: 60vw;
            height: 60vh;
            background-color:green ;
            /* position: absolute;
            left: 50%;
            top: 50%;
            transform:translate(-50%,-50%) ; */
            }
      </style>
</head>
<body>
    <div class="parent_div">
          <div class="child_div">

          </div>
    </div>
</body>
</html>