.main
{
    width: 80%;
    height: auto;
    padding: 10px 20px;
    background-color: rgba(0,0,0,0.2);
    border-radius: 10px;
    font-family: cursive;
}

p
{
    margin-bottom: 20px;
}

@media only screen and (max-width:600px)
{

    .main
{
    width: 100%;
    height: auto;
    padding: 10px 20px;
}

p
{
    margin-bottom: 10px;
}
}