.company-logo img {
    -moz-filter: grayscale(100%) brightness(375%);
    -webkit-filter: grayscale(100%) brightness(375%);
    filter: grayscale(100%) brightness(375%);
}

#logo img {
    -moz-filter: grayscale(100%) brightness(375%);
    -webkit-filter: grayscale(100%) brightness(375%);
    filter: grayscale(100%) brightness(375%);
}