h1 {text-align:center; color: #364e96;/*文字色*/ border: solid 3px #364e96;/*線色*/ padding: 0.5em;/*文字周りの余白*/ border-radius: 0.5em;/*角丸*/ } h2 { counter-increment: numeber; } h2:before{ content: counter(numeber)"."; } body{background-color:linen;} li {font-size:150%;} ul li dl{ margin-top: 0; margin-bottom: 0; } p{font-size:150%;}