.slide-text {
text-align: center;
} 
.nkbox {
float: right;
width: auto;
height: auto;
margin: 1em;
vertical-align: top;
}
.nkafter-box {
clear: both;
}
.nkbefore-box {
clear: both;
}
.ht:hover .nktooltip {
display: block;
}
.nkbox:hover .nktooltip {
display: block;
}
.nktooltip {
display: none;
color: #222222;
margin-right: 70px; margin-top: 80px; padding: 5px;
position: absolute;
border: 1px solid;
background: #eeeeee;
z-index: 1000;
box-shadow: 2px 4px 5px rgba(0, 0, 0, 0.4);
}