.main-shapes-div {
    /*width: 50%;*/
    display: flex;
    justify-content: space-around;
}

.shapes {
    width: 100px;
    height: 100px;
    background: white;
    padding: 5px;
}

footer {
    display: flex;
    /*justify-content: space-around;*/
    justify-self: flex-end;
}