.bonus {
    color: #999;
}

.greetingsBoxHolder {
    border: 3px dashed #75cdcd;
}

#exercisesHolder .col-12.bg-white.shadow-sm.p-4.mx-auto.mt-4 {
    margin-top: 48px;
    margin-bottom: 48px;
}

.play-button {
    position: absolute;
    right: 12px;
    top: 12px;
}

.block {
    position: relative;
    transform: translate(-50%);
    left: 0%;
    width: 48px;
    height: 48px;
    background: green;
}

.highlight {
    background-color: #333;
    color: #fff;
}