.bg-wrapper {
    background-color: #fff;
    height: 100%;
    background-repeat: repeat;
}

.bg-wrapper:before {
    content: '';
    -webkit-transform: skew(0, -7deg);
    transform: skew(0, -7deg);
    position: absolute;
    left: 0;
    right: 0;
    top: -20vh;
    height: 65vh;
    background: #f7f9fb;
}