
#bloc1{
position:absolute;
width:200px;
height:200px;
bottom:40px;
right:5px;
background-color: blue;
}

#bloc2{
position:absolute;
width:200px;
height:200px;
top:50px;
left:150px;
background-color: blue;
}

#top_right{
position:absolute;
top:10px;
right:10px;
width:100px;
height:30px;
background-color: yellow;
padding:15px;
}
#bottom_left{
position:absolute;
bottom:10px;
left:10px;
width:100px;
height:30px;
background-color: yellow;
padding:15px;
}