<!DOCTYPE html><html><head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title></title> <style> section { border: solid 1px; } section section { float: left; margin-left: 10px; margin-top: 10px; text-align: center; width: 200px; border-radius: 20px; height: 200px; } .parent { height: 440px; width: 660px; } .parent section:first-child { height: 410px; } </style></head><body> <section class="parent"> <section>A</section> <section>B</section> <section>C</section> <section>D</section> <section>E</section> </section></body></html>
<!DOCTYPE html><html><head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title></title> <style> section { border: solid 1px; } section section { margin-left: 10px; margin-top: 10px; text-align: center; width: 200px; border-radius: 20px; height: 200px; } .parent { display: flex; flex-direction: column; flex-wrap: wrap; height: 440px; width: 660px; } .parent section:first-child { height: 410px; } </style></head><body> <section class="parent"> <section>A</section> <section>B</section> <section>C</section> <section>D</section> <section>E</section> </section></body></html>
効果は図に示されています:
もちろん、テーブルとネガティブマージンを使用して実現することもできます。時間があれば、それを補ってください:-D。