h1 {
    color: yellow;
    text-align: center;
}
h2 {
    color: cyan;
}
body {
background-color: black;
color: white;  
font-family: "Courier New";
font-weight: "bold";
}
ul {
list-style-type: none;
margin: 0;
padding: 0;
overflow: hidden;
background-color: #00FF00;
color: white;
font-weight: "bold";
}
img {
width:400;
height: auto;
}
li {
float: left;
}

li a {
display: block;
color: white;
text-align: center;
padding: 14px 16px;
text-decoration: none;
font-weight: 900;
float: center;
}
li a:hover {
background-color: #FF00FF;
}
.active {
background-color: #00FFFF;
}

.myDiv {
text-align: center;
padding-top: 50px;
padding-right: 100px;
padding-bottom: 100px;
padding-left: 80px;
}
.redButton {
 color: white;
 background-color: red;
}
.redButton:hover{
color: black;
background-color: yellow;
}