.btn-nice {
    display: inline-block;
    //width: 70px;
    //height: 70px;
    width: 19px;
    height: 18px;
    overflow: hidden;
    vertical-align: middle;
    margin-right: 5px;
}
.btn-nice__image {
    display: block;
    //width: 770px;
    //height: 70px;
    width: 38px;
    height: 18px;
    max-width: initial;
}
.is_click img.btn-nice__image {
    margin-left: -19px;
    -webkit-animation: slide-motion10 .2s steps(2) 1;
    animation: slide-motion10 .2s steps(2) 1;
}
/* display on IE */
@-ms-keyframes slide-motion10 {
    0% {
        margin: 0
    }
    100% {
        margin: 0 0 0 -1000%
    }
}
/* display on Opera */
@-o-keyframes slide-motion10 {
    0% {
        margin: 0
    }
    100% {
        margin: 0 0 0 -1000%
    }
}
/* display on Safari and Chrome */
@-webkit-keyframes slide-motion10 {
    0% {
        margin: 0
    }
    100% {
        margin: 0 0 0 -1000%
    }
}

@keyframes slide-motion10 {
    0% {
        margin: 0
    }
    100% {
        margin: 0 0 0 -1000%
    }
}