.is0 {
    background: url(../img/progressImg1.png) no-repeat 0 0;
    width: 138px;
    height: 7px;
}

.is10 {
    background-position: 0 -7px;
}

.is20 {
    background-position: 0 -14px;
}

.is30 {
    background-position: 0 -21px;
}

.is40 {
    background-position: 0 -28px;
}

.is50 {
    background-position: 0 -35px;
}

.is60 {
    background-position: 0 -42px;
}

.is70 {
    background-position: 0 -49px;
}

.is80 {
    background-position: 0 -56px;
}

.is90 {
    background-position: 0 -63px;
}

.is100 {
    background-position: 0 -70px;
}