Examples of CSS properties practical usage gallery-item, green, etc.

GLOBAL
GPL
Gallagher
Grid
Gutters
g-cols
g-dropdown
g-hr-h
g-imagegrid-item
g-infolist-item
g-listgrid-item
g-overlaytoggle-bar
g-promoimage-effect
g-testimonial-item
g-title
g1-box--simple
g1-box--solid
g1-button
g1-button--divider
g1-button--simple
g1-button--solid
g1-divider--simple
g1-form-actions
g1-indicator
g1-inner
g1-primary-nav-menu
g1-related-entries
g1-replies
g1-tab-title
g1-toggle__switch
g1-twitter__items
gallery
gallery-caption
gallery-icon
gallery-item
gallery-nav
gallery-slider
galleryImageHolder
galleryZoomIcon
gallery_box
game
gantry-example
gantry-theme
gantry-totop
gdl-button
gdl-tab-title
gdlr-button
gdlr-skin-link
genericon
genericon-flickr
genericon-menu
genericon-pinterest
genericon-twitter
genericon-youtube
german
get
get_in_touch
gfield
gform_button
gform_fields
gform_footer
gform_next_button
ghost
gift-item
giftcard-form
gingham
github
gkLogin
gkmod-last-1
gkmod-last-2
gkmod-last-3
gkmod-last-4
gkmod-last-5
gkmod-more
glass
glyphicon
glyphicon-adjust
glyphicon-alert
glyphicon-apple
glyphicon-arrow-up
glyphicon-asterisk
glyphicon-backward
glyphicon-barcode
glyphicon-bed
glyphicon-bell
glyphicon-bishop
glyphicon-bitcoin
glyphicon-bold
glyphicon-book
glyphicon-bookmark
glyphicon-briefcase
glyphicon-btc
glyphicon-bullhorn
glyphicon-calendar
glyphicon-camera
glyphicon-cd
glyphicon-check
glyphicon-cloud
glyphicon-cog
glyphicon-comment
glyphicon-console
glyphicon-copy
glyphicon-cutlery
glyphicon-dashboard
glyphicon-download
glyphicon-duplicate
glyphicon-earphone
glyphicon-edit
glyphicon-education
glyphicon-eject
glyphicon-envelope
glyphicon-equalizer
glyphicon-erase
glyphicon-eur
glyphicon-euro
glyphicon-expand
glyphicon-export
glyphicon-eye-close
glyphicon-eye-open
glyphicon-file
glyphicon-film
glyphicon-filter
glyphicon-fire
glyphicon-flag
glyphicon-flash
glyphicon-font
glyphicon-forward
glyphicon-gbp
glyphicon-gift
glyphicon-glass
glyphicon-globe
glyphicon-grain
glyphicon-hand-down
glyphicon-hand-left
glyphicon-hand-up
glyphicon-hd-video
glyphicon-hdd
glyphicon-header
glyphicon-heart
glyphicon-home
glyphicon-hourglass
glyphicon-ice-lolly
glyphicon-import
glyphicon-inbox
glyphicon-info-sign
glyphicon-italic
glyphicon-jpy
glyphicon-king
glyphicon-knight
glyphicon-lamp
glyphicon-leaf
glyphicon-level-up
glyphicon-link
glyphicon-list
glyphicon-list-alt
glyphicon-lock
glyphicon-log-in
glyphicon-log-out
glyphicon-magnet
glyphicon-menu-down
glyphicon-menu-left
glyphicon-menu-up
glyphicon-minus
glyphicon-move
glyphicon-music
glyphicon-off
glyphicon-oil
glyphicon-ok
glyphicon-ok-circle
glyphicon-ok-sign
glyphicon-open
glyphicon-open-file
glyphicon-paperclip
glyphicon-paste
glyphicon-pause
glyphicon-pawn
glyphicon-pencil
glyphicon-phone
glyphicon-phone-alt
glyphicon-picture
glyphicon-plane
glyphicon-play
glyphicon-plus
glyphicon-plus-sign
glyphicon-print
glyphicon-pushpin
glyphicon-qrcode
glyphicon-queen
glyphicon-random
glyphicon-record
glyphicon-refresh
glyphicon-remove
glyphicon-repeat
glyphicon-retweet
glyphicon-road
glyphicon-rub
glyphicon-ruble
glyphicon-save
glyphicon-save-file
glyphicon-saved
glyphicon-scale
glyphicon-scissors
glyphicon-sd-video
glyphicon-search
glyphicon-send
glyphicon-share
glyphicon-share-alt
glyphicon-signal
glyphicon-sort
glyphicon-sound-5-1
glyphicon-sound-6-1
glyphicon-sound-7-1
glyphicon-star
glyphicon-stats
glyphicon-stop
glyphicon-subscript
glyphicon-subtitles
glyphicon-tag
glyphicon-tags
glyphicon-tasks
glyphicon-tent
glyphicon-text-size
glyphicon-th
glyphicon-th-large
glyphicon-th-list
glyphicon-thumbs-up
glyphicon-time
glyphicon-tint
glyphicon-tower
glyphicon-transfer
glyphicon-trash
glyphicon-unchecked
glyphicon-upload
glyphicon-usd
glyphicon-user
glyphicon-volume-up
glyphicon-wrench
glyphicon-xbt
glyphicon-yen
glyphicon-zoom-in
glyphicon-zoom-out
glyphicons
gmail
go-to-top
go-top
gold
goodtiebox
google
google-plus
google-plus-share
googlePlus
googleplus
gos
gotoTop
gotop
gototop
gp-c
gplus
gradient
gray
grayscale
green
green-btn
green-button
grey
grid
grid-1-1
grid-1-2
grid-1-3
grid-1-4
grid-2
grid-3
grid-block
grid-box
grid-col
grid-container
grid-content
grid-ibx__item
grid-item
grid-row
grid-v
grid1
grid2
grid3
gridItem
grid_dropdown
gridblock-element
group
group-holder
groupAdmin
groupModer
groupVerify
grower
grve-element
gs-title
gsc-control-cse
gsc-search-button
gsc-webResult
gui-input
gui-textarea
gw-gopf-post