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1.Properties for spacing-out elements外边距：A margin is the space space outside something内边距：padding is the space inside something2.margin-top margin-right margin-bottom margin-leftpadding-top padding-right padding-bottom padding-left3.Margins,padding,borders are all part of what's known as the Box 阅读全文
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1.alter the size and shape of the text2.font-family:Arial, Verdana,"Times New Roman",helvetica,serif3.font-size:vs h1 ;1px vs 1.5em4.font-weitht:whether the text is bold or notbold/500,600,700normal/100,200,300,400lighter bolder5.font-style:italic/normal6.text-decoration:underline/overline 阅读全文
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1.redrgb(255,0,0)rgb(100%,0%,0%)#ff0000#f002.Predefined color nameaqua, black, blue, fuchsia, gray, green, lime, maroon, navy, olive, orange, purple, red, silver, teal, white, and yellow. transparent3.rgb4.Hexadecimal/sexadecimalthree-digit:easier to decipherSix-digit:give you more control over the 阅读全文
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1.Whereas HTML has tags,CSS has selectors.2.Selector{properties:value;properties2:value2;}3.Lengths & Percentagespx:unit for pixelsem:unit for the calculated size of a font;N times the current sizept:unit for points ,printed media%:pc-picas,cm-centimeters,mm-millimeters,in-incheszero value,no ne 阅读全文
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CSS(Cascading Style Sheets)1.Applying CSSThree ways:1.In-line2.Internal3.External2.In-linestyle attributeThe best-practice approach is that the HTML should bea stand-alone,presentation freedocument, and so in-line styles should beavoidedwherever possible3.Internal/Embedded Used for the whole page .. 阅读全文
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1.Form Collect data inputted by a user. Used as an interface for a web application,or send data across the web.2.attribute: action:where its contents will be sent to method:how the data in it is going to be sentget:shorter chunks of non-sensitive informationpost:lengthier,more secure submissions... 阅读全文
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1.Table Abused to lay out pages The correct use for tables is to do exactly what you would expect a table to do-tostructure tabular data2. row data cell:must be enclosed in tr tags 阅读全文
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1.Image The web is not just about text,it is amulti-media extravaganzaand the most common form ofsparkleis the image.2.attributes:srcwidth height :ne... 阅读全文
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1.LinkHTML wich basically means a system of linked text link to another HTML file or any file anywhere on the web or another part of the same page they are on.2.an anchor tagdefine a link3.hrefThe destination of the link is defined in the href attribute of the tagabsolute or relative to the current. 阅读全文
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1.Order listnumbered2.Unorder listbulleted list3.List item4.A list within a list 阅读全文