table, td, th{
    text-align: center;
    border-collapse: collapse;
    border: 1px solid black;

    padding: 10px;
}

th{
    font-size: 25px;
}

#paragraph{
    color: red;
}

#paragraph.cliccato{
    color: blue;
}

input[type=text]{
    width: 200px;
    height: 30px;
    margin-bottom: 10px;
}

#button{
    width: 208px;
    height: 30px;
    margin-bottom: 10px;
}

h1 {
    text-align: center;
    font-size: 40px;
}

p {
    text-align: center;
    font-size: 20px;
}

div {
    display: flex;
    justify-content: center;
    align-content: center;
}