.calculate-section {
    background: $alpha;
    position: relative;
    overflow: hidden;
    z-index: 1;
    &::before {
        content: '';
        width: 100%;
        height: 80px;
        background: $secondary;
        position: absolute;
        top: 0;
        left: 0;
        transform: skewY(2deg);
        transform-origin: right top;
        z-index: 0;
    }
}