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<h4 class="h4-custom">h4</h4>

              $reduce : 0.2; //フォントサイズを0.2ずつ源算するための値
$fontSize : 3 + $reduce; //フォントサイズの初期値

@for $value from 1 through 6 {

	h#{$value}{ //#{}を使用して見出しセレクタを作成

		$fontSize: $fontSize - $reduce; //0.2ずつ源算
		font-size: $fontSize + rem;

		@if $value == 2 {
			color: red;

		@if $value == 3 {
			color: blue;

		@if $value == 4 {
			&.h4-custom {
				border-bottom: 1px solid #CCCCCC;


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