8  determining when to use class and id selectors

... Rules to a Web Page Using Basic Selectors to Apply Styles Applying Child Selectors Applying Adjacent Selectors Applying Attribute Selectors Using Pseudo-Classes Using Pseudo-Elements Determining When ... technical specs page, use / to tell the browser to go up to the parent directory: Widget Page If you want to go up two parent directories and link to the main products ... element needs to have the title element within it This text is usually set in the top portion of the browser window and is used when creating bookmarks It’s important to be concise and to avoid long...

Ngày tải lên: 21/01/2014, 10:20

... Problem You want to determine the best use for class and ID selectors Solution Use class selectors when you need to apply a style multiple times within a document, and ID selectors for one-time-only ... http://www.w3.org/TR/CSS2/selector html#pseudo-element -selectors; the CSS3 specification for pseudo-elements at http:// www.w3.org/TR/css3 -selectors/ #pseudo-elements 2.8 Determining When to Use Class and ID Selectors ... Basic Selectors to Apply Styles Problem You want to use basic selectors to associate styles to a web page Solution Use different kinds of selectors to target different portions of web pages to style,...

Ngày tải lên: 21/01/2014, 10:20

... Table 2-4 when trying to determine a CSS rule’s specificity Table 2-4 A guide for determining specificity Selector example Inline style Number of ID selectors Number of class selectors Number ... www.verypdf.com to remove this watermark • The #header p.big selector has a specificity value of 0,1,1,1 because of the class and ID selectors In these examples, the last selector has a greater ... DOCTYPE is being used Although numerous tools on the market have built-in validators (e.g., Adobe Dreamweaver), the W3C CSS Validator is the one that is usually up -to- date and provides better feedback,...

Ngày tải lên: 21/01/2014, 10:20

... "Times New Roman", serif; border-bottom-width: 2px; border-bottom-style: dashed; border-bottom-color: black; border-top-width: 10px; border-top-style: solid; border-top-color: black; margin: 0; padding: ... background-color: black; Use the border-top and border-bottom properties to match the color of the text in the pull quote: border-top: 1em solid #999; border-bottom: 1em solid #999; See Also Chapter ... percentage refers to the element’s width and not the total width of the page In other words, if the indent is set to 35% of a paragraph that is set to a width of 200 pixels, the width of the indent...

Ngày tải lên: 21/01/2014, 10:20

... become apparent when they are expanded To keep the images from expanding beyond a defined width, use the max-width property with length units: img { border: 1px solid #cecece; width: 60%; 204 ... background-size The most ideal and direct method of creating a full-bleed image effect is to use the background-size property (see Recipe 4.11) to stretch a background image to the entire width and height ... the document and then resetting the width and height to 100% To overlay content on top of the image, use the absolute position property and set the new content to a high z-index value (or at least...

Ngày tải lên: 21/01/2014, 10:20

... content id selector gets the bottom-left selector, and the innercontent id selector houses the bottom-right graphic: #innerhead { background-image: url(corner_tl.gif); background-position: top left; ... -webkit-gradient(linear, left top, left bottom, from(#930), to( #6b3703), color-stop(0.5, #903000)); background-image: -moz-linear-gradient(left top, left bottom, from(rgba(153,51,0,.3)), to( #6b3703), color-stop(0.5, ... 2.16, and 2.17 for rounding corners with flexible widths 4.24 Rounding Corners (Sliding Doors Technique) Problem You want to round corners in columns that have flexible widths Solution Use the Sliding...

Ngày tải lên: 21/01/2014, 10:20

... id= "topright"> id= "right"> id= "bottomright"> id= "bottom"> id= "bottomleft"> id= "left"> id= "topleft"> Set the corners of the frame to ... borders to a fixed position Also, set the top and bottom sides to a height of 24 pixels and the left and right sides to a width of 24 pixels: #top, #bottom { height: 24px; position: fixed; left: ... same width and height and set the position to fixed: #topleft, #topright, #bottomleft, #bottomright { height: 24px; width: 24px; position: fixed; display: block; z-index: 20; } Set the borders to...

Ngày tải lên: 26/01/2014, 09:20

... lifting of coding and styling a navigation menu To fit a style within your site, be sure to customize the CSS rules to your site’s design See Also A video tutorial on how to use List-O-Matic, ... Discussion Use the :link and :visited pseudo-classes to apply styles to links within a web document The :link pseudo -class applies to links that the user has not visited The :visited pseudo -class ... with div elements and different attribute values: [ ] [ ] Then use descendant selectors with ID selectors along with...

Ngày tải lên: 26/01/2014, 09:20

... onMouseOut="classChange('buttonSubmit',this)" /> Figure 8-11 A rollover state created through CSS and JavaScript You will need to use class selectors to set button styles for IE6 users Using attribute selectors ... watermark onMouseOut="classChange('buttonReset',this)" />

Ngày tải lên: 26/01/2014, 09:20

... the Submit button to look like the regular input text fields, use a class selector Start by changing the size and position of the Submit button First, shrink the width of the button by 75 pixels ... while the content inside the cell is aligned to the right, set to Verdana, and sized to 0.7 em units: th { width: 200px; text-align: right; vertical-align: top; border-top: 1px solid black; 444 | ... -webkit-gradient(linear,left top, left bottom, from(#999), to( #fff), color-stop(0.2, #fff)); } With the main input fields in place, now it’s time to apply styles to the Submit button Because you don’t want...

Ngày tải lên: 26/01/2014, 09:20

... image and other text in a web document To avoid this problem, use four additional CSS properties that allow the element to be moved into any location: top, left, bottom, and right Be sure to set ... www.verypdf.com to remove this watermark Then use the margin shorthand property to assign a value of auto for the left and right sides of the div element: #easel { width: 600px; margin: auto; } See ... make it easier to style forms for print When you use attribute selectors, it’s easier to distinguish which form elements should be stylized than it is when you insert class attributes and their respective...

Ngày tải lên: 26/01/2014, 09:20

... browser and runs it through the CSS validator Here is the code for the CSS validator bookmarklet: javascript:void(document.location='http://jigsaw.w3.org/cssvalidator/validator?profile=css21&usermedium=all&warning=1&lang=en&uri= ... margin to the content column to “reserve” some whitespace on the lefthand side of the page Then, you used negative lefthand margins to pull the navigation and “related information” divs into the ... CSS-enabled designs: Validate the HTML by going to http://validator.w3.org/ and checking the markup Validate the CSS by going to http://jigsaw.w3.org/css-validator/ and checking the CSS Streamline the values...

Ngày tải lên: 26/01/2014, 09:20

... id= "content" class= ""> [ ] [ ] [ ] I used ... Animation to Elements on a Page | 585 Please purchase PDF Split-Merge on www.verypdf.com to remove this watermark to keyframe selectors to state the starting and stopping points, you can use percentage- ... www.verypdf.com to remove this watermark  [ ] [ ]

Ngày tải lên: 26/01/2014, 09:20

... jQuery is its usage of CSS selectors Instead of styles being applied to a page, selectors associate functions and behaviors to parts of the page To use a CSS selector, first use what’s called a jQuery ... form, and then copying and pasting the CSS into a form field And if you are so inclined, you can download and install the validator on your own server W3C HTML Validator (http://validator.w3.org/) ... (http://validator.w3.org/) The W3C HTML validator is another free service from the W3C Similar to the CSS validator, the HTML validator checks to see whether your markup conforms to web standards Tools | 649 Please...

Ngày tải lên: 26/01/2014, 09:20

... Submit button, as shown in Table E-8 and Figure E-121 to Figure E-140 • Textarea, as shown in Table E-9 and Figure E-141 to Figure E-160 The values used in Tables E-2 to E-9 include NA, Y, N, and S ... as shown in Table E-3 and Figure E-21 to Figure E-40 Radio buttons, as shown in Table E-4 and Figure E-41 to Figure E-60 Input text, as shown in Table E-5 and Figure E-61 to Figure E-80 Select ... Table E-6 and Figure E-81 to Figure E-100 Select with an individual item, as shown in Table E-7 and Figure E-101 to Figure E-120 677 Please purchase PDF Split-Merge on www.verypdf.com to remove...

Ngày tải lên: 26/01/2014, 09:20

... Rules to a Web Page Using Basic Selectors to Apply Styles Applying Child Selectors Applying Adjacent Selectors Applying Attribute Selectors Using Pseudo-Classes Using Pseudo-Elements Determining When ... technical specs page, use / to tell the browser to go up to the parent directory: Widget Page If you want to go up two parent directories and link to the main products ... Properties and Proprietary Extensions 651 C CSS 2.1 Selectors, Pseudo-Classes, and Pseudo-Elements 669 D CSS3 Selectors and Pseudo-Classes ...

Ngày tải lên: 31/03/2014, 16:46

... spine and the pelvic navigation tracker was attached, bony landmarks (ASIS, pubic, tubercle) were determined and digitalized with a metal pointer with cement and the Trident cup (Stryker®) was used ... readings and cup placement Discussion Imageless navigation is absolutely dependent upon accurate identification and digitization of appropriate bony landmarks Unfortunately, anatomical landmarks ... a tool which is reliable, easy to use and potentially reduces the variation in free-hand placement of acetabular cups Further work is warranted Hohmann et al Journal of Orthopaedic Surgery and...

Ngày tải lên: 20/06/2014, 07:20

... reader to [9, 22, 34, 35] Let us consider the example of network in Figure In this network, there are unknown nodes (A, B and C) and anchor nodes (EA , EB , and EC ) which represent the local evidence ... be considered of as a way of communicating local evidences between nodes such that all nodes compute their beliefs given all the evidence In order for BP to be successful, it needs to avoid double ... the same evidence is passed around the network multiple times and mistaken for new evidence Of course, this is not possible in tree-like network because when the node receives some evidence, it...

Ngày tải lên: 21/06/2014, 17:20

Ngày tải lên: 01/07/2014, 14:20

... shortcuts, and how to use them to create shortcuts for your scripts, as well as how to configure a number of Windows features, including the Windows desktop, Start Menu, and Quick Launch toolbar ... 7.2 If the user declines, the game displays information about itself and its author and invites the user to play later Figure 7.3 If the user accepts the offer to play, the initial hands are dealt ... through this chapter and completed the BlackJack Lite game, you will have gained a solid understanding of how to use procedures You will be able to improve the overall organization and functionality...

Ngày tải lên: 03/07/2014, 18:20