*{
margin: 0;
padding: 0;
}
img{
border-color: White;
}

div a img:hover{
opacity: 0.7;
border-top: 1 solid;
border: 5 solid;
border-color: Green;
}

div {
      width: 300px;
      height: 300px;
	 }
	 #box1 {
      position: absolute;
      top: 5%;
      left: 5px;
    }
    #box2 {
      position: absolute;
      top: 18%;
      left: 330px;
    }
    #box3 {
       position: absolute;
      top: 30%;
      left: 650px;
    }
	
	 #box4 {
		width: 550px;
      height: 90px;
       position: absolute;
      top: 70%;
      left: 200px;
    }
 

/* Klassen */