1. Technologies for web publishing Ing. Václav Freylich Lecture 6

2. aTNPW1-6 Content  CSS layouts Flexible three column layout

3. aTNPW1-6 What is the idea? We want to create the layout with two fixed side columns and one fexible column in the centre. When resize the window the content box size is changed. The header and footer width is changed. The side boxes aren’t changed Menu Header Submenu,voting, news, … Footer Main content box

4. aTNPW1-6 Four possible situations 1) 3) 2) 4)

5. aTNPW1-6 Four possible situations 1) and 2) One of the sidebars is longer than the content box 3) Content box is longer than sidebars 4) Content box is shorter than sidebars In all described situations we need to keep the footer at the bottom!

6. aTNPW1-6 Solution - the floating boxes 1.Mark the boxes with numbers (numbers are the order of boxes in HTML code) 2.The order of the boxes 2 – 4 – 3 is important ! 3.Boxes 2 and 3 are floating ! 2 1 3 5 4

7. aTNPW1-6 HTML code Put the boxes into the HTML code according their order Header text Menu items Voting, news, … Main content Footer content

8. aTNPW1-6 CSS style Create the CSS style definitions #header { width: 100%; height: 50px; background-color: blue;} #menu { width: 150px; height: 350px; background-color: red; float: left; } #right { width: 150px; height: 250px; background-color: yellow; float: right; } #content {color: red;} #footer {clear: both; background-color: green;}