.o-mail-Discuss-header {
    background-color: mix($o-gray-100, $o-gray-200, 15%);
}

.o-mail-Discuss-headerActions button {
    background-color: mix($gray-100, $gray-200);

    &:not(.o-isActive):hover {
        background-color: $gray-300;
    }
    &.o-isActive {
        background-color: $gray-400;
    }
    &.o-isActive:hover {
        background-color: mix($gray-300, $gray-400);
    }
}

.o-mail-Discuss-headerActionsGroup {
    --border-opacity: .1;
    background-color: mix($gray-200, $gray-300);
}
