Code don't work

I wan't hidden the menu-icon-buttons, but the code don't work:

html(“
<style>
.hud-menu-button.menu-icon.menu-icon-trash{display: none;}
.hud-menu-button.menu-icon.menu-icon-duplicate{display: none;}
.hud-menu-button.menu-icon.menu-icon-print{display: ;}
.hud-menu-button.menu-icon.menu-icon-add{display: ;}
</style>
”)

and this neither

html(“
<style>
.hud-menu-button.i-32-24.i-light-grey.i-setting-print{display: none;}
.hud-menu-button.i-32-24.i-light-grey.i-setting-trash{display: none;}
.hud-menu-button.i-32-24.i-light-grey.i-setting-copy{display: none;}
.hud-menu-button.i-32-24.i-light-grey.i-setting-add{display: none;}
</style>
”)

I need help. Thanks.