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Posts Tagged ‘scratch’

HTML From Scratch. 7:1 iframes

Sunday, August 7th, 2011

In this lesson we return to HTML to cover a few more important element types. The first of these is the iframe. Iframe stands for inline frame, and iframes are like rectangular windows in a web page, within which another web page can be displayed. This allows you to incorporate portions of other websites within […]

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CSS From Scratch. 6:4 The float property.

Sunday, August 7th, 2011

It is useful not to need to position each element separately when the intended effect is to place elements side by side. This is especially true when creating a horizontal list, for example for navigation links. Perhaps the final number of links is unknown, as more pages may be added later. You can achieve this […]

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CSS From Scratch. 6:2 Family Relationships

Sunday, August 7th, 2011

When positioning elements with CSS it is useful to understand that nested elements have relationships with each other. The terms used to describe the various nesting relationships are borrowed from family descriptions. Thus, there are parents, children, siblings, grandparents and grandchildren. These are not words that you need to use in the CSS itself, but […]

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CSS From Scratch. 5:4 The Box Model Introduced

Saturday, August 6th, 2011

The important thing to be aware of is that all of the elements on your page are boxes. When we used the star selector, we put a red border around all of the elements. You can use the same CSS to put a border around any element on your page. Practice putting a border around […]

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CSS From Scratch. 4:4 Hexadecimal Colours

Friday, August 5th, 2011

Hexadecimal is a special language which uses base 16. Usually we count in base 10. Remember that four bits give 16 values: this is one character in hexadecimal. Four bits are known as one nibble, whereas eight are known as one byte. In hexadecimal we count like this: 0 1 2 3 4 5 6 […]

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HTML From Scratch. 2:2 Lists

Friday, August 5th, 2011

Lists are very important in HTML, and are a little more complicated. There are two basic types of lists: Ordered lists have UPPER or lower case letters, numbers or roman numerals. This can be specified using HTML attribute and value pairs, but is best done with CSS. You can also start your list from a […]

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