body{
    background-color: black;
    font-family: 'Courier New';
    border: 2px solid greenyellow;
}
h1{
    color: darkmagenta;
    text-align: center;
    font-size: big;
}
p{
    color: green;
    font-size: medium;
    text-align: center;
}

h2{
    color: rgb(77, 0, 128);
    font-size: large;
    text-align: center;
}
ul{
    color: rgb(199, 120, 253);
    font-size: medium;
    text-align: center;
}
a{
    color:chartreuse;
    font-size: x-large;
    text-align: center;
}
img{
    display: block;
    margin-left: auto;
    margin-right: auto;
}