c-cms-legacy/resources/theme/material-dashboard/assets/scss/material-dashboard/_footers-extend.scss

.footer-big{
    padding: $padding-general-x * 2 0;

    .content{
        text-align: left;
    }

    .social-feed{

        i{
            font-size: 20px;
            display: table-cell;
            padding-right: 10px;
        }
        p{
            display: table-cell;
            vertical-align: top;
            overflow: hidden;
            padding-bottom: 10px;
            max-width: 300px;
        }
    }

    .gallery-feed{
        img{
            width: 20%;
            margin-right: 5%;
            margin-bottom: 5%;
            float: left;
        }
    }
}
.footer-white{
    background-color: $white-color;
}
.footer-gray{
    background-color: $gray-lighter;
}
.footer-black{
    @include radial-gradient(#232323,#585858);

    a{
        color: $white-color;
        opacity: .86;

        &:hover,
        &:focus{
            opacity: 1;
        }
    }

    .footer-brand{
        color: $white-color;

        &:hover,
        &:focus{
            color: $white-color;
        }
    }

    h5,
    h4,
    i,
    .copyright{
        color: $white-color;
    }

    hr{
        border-color: rgba($white-color, .2);
    }
}