header {
    text-align: center;
    background-color: lightblue;
    color:brown;
    position:sticky;
    top:0;
    border: 2px solid black;
    margin-left: 100px;
    margin-right: 100px;
}
a{
    font-weight: bold;
}
#Img{
    position: static;
    height:10000px;
    width:1500px;
}
footer{
    position: relative;
    left:0;
    font-style: italic;
    text-align: left;
}
#BTT{ 
    position:fixed;
    bottom:0;
    right:0;
    background-color: white;
    border: 2px solid black;
}
#Annoying{
    background-color: yellow;
    position: absolute;
    top: 550%;
    left: 45%;
    border: 2px solid black;
}