h4とimgのマークアップの順番を変更しflexbox対応しました#9
Merge branch 'master' of https://github.com/html5j/html5j.github.io
Merge branch 'master' of https://github.com/html5j/html5j.github.io
Merge branch 'master' of https://github.com/html5j/html5j.github.io
robots設定を削除