div{
    display: grid;
    justify-content: center;
}
body{
    background-color: #008CBA;
}
button{
    background-color: #4CAF50;
    font-size: 24px;
    color: black;
    transition-duration: 0.4s;
}
button:hover {
    background-color: white;
    border: 2px solid #4CAF50;
    color: black;
}
input,label {
    font-size: 25px;
}
tr{
    background:linear-gradient(1800deg,#b6b6b6,lightcoral);
}