*{
    padding: 0;
    margin: 0;
}


p{
    color:red;
    font-size: 2em;
    border: 1px solid red;
    padding: 30px 50px;
}

div{
    width:100px;
    height:100px;
    background-color: rgba(0,0,255,0.5);
    )
    position: absolute;
    top: 0;
}

#blue{
    color: blue;
    font-size: 2.5vw;
}

.green{
    color: green;
    font-size: 1.5vw;
}