.box1 {
    width: 200px;
    height: 200px;
    background-color: brown;
    position: static;
    /* default position */
    position: absolute;
    /* left: 500px;
    top: 300px; */
    right: 50px;
    bottom: 50px;
}

.box2 {
    width: 400px;
    height: 400px;
    background-color: rgb(49, 66, 176);
    position: relative;
}

.box3 {
    width: 100px;
    height: 100px;
    background-color: rgb(146, 194, 58);
    position: absolute;
    right: 20px;
    bottom: 20px;
}

.box4{
width: 50px;
height:300px;
background-color: rgb(180, 47, 169);
position: fixed;
right: 20px;
top:100px;
}