出COS/styles.css

h2 {font-size:1.7em;border-bottom: 2px solid #a2a9b1;}
h3 {font-size:140%;border-bottom: 1px solid #a2a9b1;}
h4 {font-size:123%}
h5 {font-size:114%;}
h6 {font-size:100%}