body {
    background-color: aliceblue;
 
}

pre {
    color: limegreen;
}

label {
    display: inline-block; 
    margin-bottom: 10px;
}

h1 {
    color: gold;
    text-shadow : 0px 0px 3px goldenrod;
    text-align: center;
    /*margin-left: 630px;*/
}

pre {
    background: rgba(255,225,252,1);
    text-align: center;
    padding : 20px;
    border-radius : 50px;
    /*margin-left: 545px;*/
}

div {
    text-align: center;
}

ul {
    text-align: center;
    padding-left:0px;
}

article {
    text-align: center;
}

button {
    margin-left: 765px;
}

footer {
    text-align: center;
    padding: 3px;
    background-color: DarkSalmon;
    color: white;
}