div{
    display: flex;
    flex-direction: column;
    align-items: center;
}
body{
    display:flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}
.cuadrado{
    border: 1px solid black;
    padding: 10px;
    border-radius: 4px;

}
table td:first-child{
    text-align: right;
}