#hintbox{
position:absolute;
top: 0;
background-color: F3F4F6;
width: 150px; /*Default width of hint.*/ 
padding: 3px;
border:1px solid #F3F4F6;
font:normal 10px Verdana;
line-height:14px;
z-index:100;
border-right: 2px solid black;
border-bottom: 2px solid black;
border-right-color: #666666;
border-bottom-color: #666666;
visibility: hidden;
}