$sp: 640px;
$tab: 641px;
$pc: 1024px;
@mixin media($media-width) {
	@if $media-width == tab {
		@media only screen and (min-width: $tab) {
			@content;
		}
	}
	@else if $media-width == pc {
		@media only screen and (min-width: $pc) {
			@content;
		}
	}
	@else if $media-width == sp {
		@media only screen and (max-width: $sp) {
			@content;
		}
	}
}
@mixin border {
	border: 1px solid $border_light;
	border-radius: 2px;
}