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HTML / CSS – Basics II

HTML / CSS – Basics II. You have the content . Now make it look nice . Remember the Division?. Content. Presentation. Structure. Layout / Design. Back to the HTML- Structure. < html > < head > <title> Some Title</title> </ head > < body > <p> Some < em > content </ em > </p>

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HTML / CSS – Basics II

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  1. HTML / CSS – Basics II Youhavethecontent. Nowmakeitlooknice.

  2. Rememberthe Division? Content Presentation Structure Layout / Design

  3. Back tothe HTML-Structure <html> <head> <title>Some Title</title> </head> <body> <p>Some<em>content</em></p> </body> </html>

  4. Back tothe HTML-Structure <html>  <body>  <p>  <em>

  5. Cascade down

  6. Back tothe HTML-Structure Cascade down

  7. Syntax h1 { font-size: 16pt; color: green; }

  8. Selector Syntax h1 { font-size: 16pt; color: green; } Declaration

  9. Selector Property Value and Unit Syntax h1 { font-size: 16pt; color: green; } Declaration Property Value

  10. Why “Cascade”? <html>  <body>  <p>  <em> htmlbody p em{ font-size: inherit; font-style: italic; }

  11. Include Styles <link href="styles.css" rel="stylesheet" type="text/css" />

  12. 3 Ways of Inclusion • Inline Style • Embedded Style Sheets • External Style Sheets

  13. 1. Inline Style <p style="color:red;">I’m red!</p> Very specific, only this very element dw

  14. 2. Embedded Style Sheet <style type="text/css"> <!-- p { font-size: 9pt; } --> </style> Only this document dw

  15. 3. External Style Sheet <link href="styles.css" rel="stylesheet" type="text/css" /> All the documents;Change once, apply to all (Hooray!) dw

  16. 3 Ways of Selection • Type Selectors • Class and ID Selectors • Special Seletion

  17. 1. Type Selectors p { color:red; } Triggers the style of an HTML tag dw

  18. 2. Class and ID Selectors .red { color:red; } Triggers the style of an HTML tag that has the attribute class="red" Appears as often as you wish dw

  19. 2. Class and ID Selectors #menu { margin:0px; } Triggers the style of an HTML tag that has the attribute id="menu" Appears only once dw

  20. 3. Special Selection Contextual #menu ul { list-style:none; } Short Hand #content, #footer { width:750px; } Pseudoselectors a:hover { color:green; }

  21. margin The Box Model border padding Content paddingedge contentedge marginedge borderedge

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