quasar-framework/src/themes/core/helpers.styl

Simultaneously build desktop/mobile SPA websites & phone/tablet apps with VueJS

.backdrop
  display none
  position fixed
  top 0
  right 0
  bottom 0
  left 0
  width 100vw
  height 100vh
  background transparent
  transition background .28s ease-in
  &.active
    display block
    background $backdrop-background

.background-cover
  background-repeat no-repeat
  background-size cover
  background-position center center

.no-border
  border 0 !important
.round-borders
  border-radius $generic-border-radius !important

.generic-margin, .group > * // @stylint ignore
  margin 5px

.no-transition
  transition none !important