.box {
border: 1px solid #00ee00;
height: 300px;
position:relative;
}
.box1 {
position:absolute;
width: 200px;
height: 200px;
border: 1px solid red;
left:50%;
margin:50px auto;
}
border: 1px solid #00ee00;
height: 300px;
position:relative;
}
.box1 {
position:absolute;
width: 200px;
height: 200px;
border: 1px solid red;
left:50%;
margin:50px auto;
}
2022-05-17