/* BUTTONS */
.button-cta {
    position: relative;
    overflow: hidden;
    z-index: 1;
}
.button-cta:before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.8);
    opacity: 1;
    transform: translate(-105%, 0);
    transition: all 0.5s;
    z-index: 0;
}
.button-cta:hover:before {
    opacity: 0;
    transform: translate(0, 0);
}