.tFull, .tPartial, .tEmpty, .tNeg {
    width: 30px;
    height: 30px;
}
.tFull span, .tPartial span, .tEmpty span, .tNeg span {
    display: none;
}
.tEmpty {
    /*background-image: url('/wcm/assets/media/20/content/1166.30x30.png');*/
}
.tPartial {
   background-image: url('/wcm/assets/media/20/content/1043.30x30.png');
}
.tFull {
    background-image: url('/wcm/assets/media/20/content/1126.30x30.png');
}
.tNeg {
    background-image: url('/wcm/assets/media/20/content/1284.30x30.png');
}