.gr-black {
    background-image: -webkit-linear-gradient(92deg, #141414, #272727);
}

.gr-orange {
    background-image: -webkit-linear-gradient(92deg, #f35626, #feab3a);
}

.gr-green {
    background-image: -webkit-linear-gradient(92deg, #0b924f, #5fe9a4);
}

.gr-blue {
    background-image: -webkit-linear-gradient(92deg, #1a37d6, #4f66e7);
}

.gr-light-blue {
    background-image: -webkit-linear-gradient(92deg, #0980bb, #7dcdf5);
}

.gr-purple {
    background-image: -webkit-linear-gradient(92deg, #88195a, #bc227c);
}

.gr-red {
    background-image: -webkit-linear-gradient(92deg, #ce1c3a, #db5168);
}

.gr-fitai {
    background-image: -webkit-linear-gradient( #006769, #40A578, #9DDE8B );
}

.gr-css {
    background-image: -webkit-linear-gradient(92deg, #663399, #8643c9);
}

.gr-html {
    background-image: -webkit-linear-gradient(92deg, #de4b24, #ec6329);
}

.gr-javascript {
    background-image: -webkit-linear-gradient(92deg, #b6a736, #f1e05a);
}

.gr-shell {
    background-image: -webkit-linear-gradient(92deg, #6eb541, #89e051);
}

.gr-python {
    background-image: -webkit-linear-gradient(92deg, #3572a5, #4290cf);
}

.gr-typescript {
    background-image: -webkit-linear-gradient(92deg, #3178c6, #4290cf);
}