Howto CSS ========= 1. Use style inside of head --------------------------- ... ... 2. Change bullet style in unnumbered lists ------------------------------------------ ul {list-style-type: circle;} 3. Use the details element -------------------------- details>summary::-webkit-details-marker {display: none;} details>summary::before {content: '+ ';} details[open]>summary::before {content: circle;} 4. Set font size for document elements -------------------------------------- body {font-size: 150%;} h1 {font-size: 2.5em;} h2 {font-size: 1.875em;} p {font-size: 0.875em;}