#top{
    height: 40px;
}
#top>img{
    height: 100%;
}
h2,p{
    text-align: center;
}
form{
    margin: auto;
    display: grid;
    width: 30%;
    font-size: 20px;
    padding: 50px;
    gap: 15px;    
}
#email,#username,#password,#plan{
    font-size: 26px;
    margin-bottom: 12px;
    font-family: Arial, Helvetica, sans-serif;
}
input[type="submit"]{
    background-color: teal;
    color: white;
    border: none;
    padding: 10px;
    border-radius: 5px;
    font-size: 26px;
    transition: 0.25s;
}
input[type="submit"]:hover{
    background-color: white;
    color: teal;
    transition: 0.25s;
    border: 1px solid teal;
}