body{
    text-align: center;
    padding: 20px;
    background-color: aquamarine
}
h1{
    text-decoration: #e69b2b double underline;
}
table,tr,td{
    border: 2px double black;
    border-collapse: collapse;
    background: #f5afaf;     /* light background */
    box-shadow: 0px 4px 8px rgba(0,0,0,0.2);
    padding: 20px;
    margin: 50px auto;
    justify-content: center;
    align-items: center;
}