button#check-btn {
    color: white;
    border-radius: 20px;
    padding: 10px;
    border: 1px solid black;
    width: 20%;
    font-size: 20px;
}

input#zip {
    padding: 10px;
    width: 50%;
    border-radius: 20px;
    border: 1px solid black;
}

p.test{
margin-top:3%;
}

p.error{
margin-top:3%;
}