body { 
    font-family: Arial, sans-serif;
    text-align: center;
    background-color: white;
}

h1 { 
    color: black;
}

button{ 

    background-color: blue;
    color: white;
    border: none;
    padding: 10px 20px;
    font-size: 18px;
    cursor: pointer;
    margin-top:20px;
    border-radius: 5px;
}

button:hover{
     background-color: darkblue;
}

table {
    margin: 30px auto;
    border-collapse: collapse;
    width: 300px;
}

th, td {
    border: 1px solid black;
    padding: 10px;
    font-size: 16px;
}