body{ 
    background-image: url(Dark.jpg);
    background-repeat: no-repeat; 
    background-attachment: fixed;
    background-size: cover; 
    font-family: "Arial";
}








header{
    font-family: sans-serif; 
    font-size: 50px;
    color: deepskyblue; 
    text-align: center; 
}






h1{
    color: deepskyblue; 
    text-decoration-line: underline;  
    text-align: center; 
    margin-right: 630px 
}
h2{
    font-size: 70px;
}
main{
    padding-left: 550px;
    width: 800px;
    height: 300px;
    box-sizing: border-box;
    margin: 0;
    color: grey;
}
main a{
    text-decoration: none;
    color: deepskyblue; 
}
img{
    margin-top: 0;
    position: relative;
    bottom: 10px;
    left: auto;
    right: auto;
    animation: anim linear 3s;
}







ul{
    margin-bottom: 100px;
    width: 100%;
}
li{
    margin: 0 auto;
    margin-top: 10px;
    font-size: 30px;
    transition: all 1s;
}
li:hover{
    font-size: 40px;
}









@keyframes anim{
    0%{
        right: auto;
        bottom: 10px;
    }
    25%{
        right: 0;
        bottom: 10px;
    }
    50%{
        right: auto;
        left: auto;
        bottom: 10px;
    }
    75%{
        left: 0;
        bottom: 10px;
    }
    100%{
        right: auto;
        left: auto;
        bottom: 10px;
    }
}