#short_description_blockm{position:absolute; top:0; right:0;
width:100%
}
.nohidden{display:inline; float:right

   
}
.hiddenm{display:none}


#short_description_blockm #hiddenm {
position:relative;
bottom:30px;
left:0px;
visibility:hidden;
}

#short_description_blockm:hover #hiddenm {
visibility:visible;
}