body {
    /* leonardo é top */
    display: flex;
    align-items: center;
    width: 100vw;
    height: 100vh;
    justify-content: center;
    flex-direction: column;
    padding: 0px;
    margin: 0px;
    gap: 50px;
}

#caixacor {
width: 200px;
height: 200px;
background-color: blue;
border: 1px solid black;
margin-bottom: 10px;

}