Vulcan/packages/telescope-theme-hubble/lib/client/scss/partials/_grid.scss

$grid-unit:70px;
$grid-margin:10px;
$grid-padding:15px;
$break-small:500px;

$small-break: 30em;
$medium-break: 50em;

@mixin small(){
  @media screen and (max-width: $small-break) {
    @content;
  }
}
@mixin small-medium(){
  @media screen and (max-width: $medium-break) {
    @content;
  }
}
@mixin medium(){
  @media screen and (min-width: $small-break) and (max-width: $medium-break) {
    @content;
  }
}
@mixin medium-large(){
  @media screen and (min-width: $small-break) {
    @content;
  }
}
@mixin large(){
  @media screen and (min-width: $medium-break) {
    @content;
  }
}

.content-wrapper{
	padding: 0 10px;
  @include small{
    overflow-x: hidden;
  }
}
.grid{
	width:100%;
	max-width: 1000px;
	margin-left: auto;
	margin-right: auto;
}
.grid-small, .entry{
  width: 100%;
  @include medium-large{
	 max-width:500px;
  }
	margin:0 auto;
}