When converting with calibre, all line-height properties are written like this :
line-height: 1.2;
Shouldn't it be
line-height: 1.2em;
Code:
.calibre {
display: block;
font-size: 1em;
line-height: 1.2;
}
.calibre4 {
font-size: 1em;
font-weight: normal;
line-height: 1.2;
}
etc