button{
    font-size: 25px;
    color: red;
    background-color: yellow;
    border: 2px black solid;
    border-radius: 20px;
}
button:hover{
    font-size: 25px;
    color: yellow;
    background-color: red;
    border: 2px black dotted;
    border-radius: 20px;
}
body{
    background-color: beige;
}