body {
    background-color: lightblue;
}
h1 {
    text-align: center;
}
img {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 15%;
    height: 250px;
}

table, tr {
    border: 1px solid black;
    text-align: center;  
    margin-left: auto; 
    margin-right: auto;
    margin-top: 100px;
    border-spacing: 8px;
}

#my {
    color: rgb(137, 146, 160);
}

input[type="submit"] {
    background-color: rgb(64, 241, 123);
    width: 110px;
    height: 70px;
    display: block;
    margin: 0 auto;
    margin-top: 5px;
    font-size: large;
    text-align: center;
}

input[type="submit"]:hover {
    background-color: rgb(14, 206, 30);
}
table th {
    background-color: rgb(136, 173, 223);
}