body {
        background: black;
	 
		background-size: cover;
		background-repeat: no-repeat;
		background-attachment: fixed;
		color: white;
    }
    #doel{
        width: 80%;
        margin:0 auto;
    }
    ul{
        text-align:left;
    }
    h1 {
           width: 80%;
        margin:0 auto;
    }