.rate  .stc-star.stc-active
{
    background-image: url(./stc-activeStar.png);
   background-size: auto 80%;
    background-repeat:no-repeat;
    background-position:center;
}.rate .stc-star
{
    background-image: url(./stc-star.png);
     background-size: auto 80%;
    background-repeat:no-repeat;
    background-position:center;
}
.rate:hover .stc-star {
    background-image: url(./stc-activeStar.png);
}
.rate .stc-star:hover ~ .stc-star {
    background-image: url(./stc-star.png);
}