html{
    height: 100%;
}

body{
    font-family: serif;
    height: 100%;
    margin: 0;
    text-align: center;
    background-color: black;
    color: black;
}

.first{
    padding: 70px;
    height: 200%;
}

.second{
    padding:70px;
}

div{
    margin: auto;
    width: 30%;
    background-color: white;
    border: 15px groove darkgray;
}

p{
    font-size: 20px;
}