.squeeze100{margin: 0 0%;}
.squeeze90{margin:0 5%;}
.isqueeze1_55 {width:1.55em;}

.crt
{
 text-align: center;
 font-size: 0.9em;
}

h1.chapter4
{
font-size:1.3em;
text-align: center;
margin-bottom: 3em;
}


h1.chapter5
{
font-size:1.4em;
text-align: center;
margin-bottom: 7em;
}


div.block4{
    margin-top:1em;
    margin-bottom:1em;
    margin-left:5em;
}


.margin
{
margin-right:1em;
}