CSS Master

Putdifferently,usingp.errorisunnecessarilyspecificbecause.errorachieves thesamegoal.Anotheradvantageisthat.errorcanbereusedwitho ...

typeselectortothechain:.message.warning.exceptionordiv.message.warning. It’smoreexpedienttocreateanewclassinstead.Ifyoudofindyou ...

.local { background: #ffcccc; } Aswellassavingusafewbytes,our.sports,and.localrulesetscannowbe addedtootherelements. Usinganattr ...

Hereareexamplesofwhatnottodo:.red-text,.blue-button,.border-4px, .margin10px.What’swrongwiththese?Theyaretootightlycoupledtothee ...

Ofcourse,thisruleassumesthatyouhaveaccesstoandcontroloverthemarkup. Thismaynotbetrueifyou’redealingwithalegacyCMS.It’sappropriat ...

Figure 2.3. A home page might have header, main, and footer blocks Blockscancontainotherblocks.Forexample,aheaderblockmightalsoc ...

Figure 2.5. A search block with text input and submit button elements Amaincontentblock,ontheotherhand,mighthaveanarticlelistblo ...

namesbyadoublehyphen(forexample,.block--modifieror.block__element- -modifier). Here’swhatBEMlookslikeusingasearchformexample: &l ...

color: #333; background: #ccc; } InbothourmarkupandCSS,search--inverseandsearch__label--inverseare additionalclassnames.They’ren ...

system,youcantellwhattheclassnamedoes;butthereisnorelationshipbetween classnames—atleast,notthoseusedinthestylesheet—andcontentt ...

.bg-c { background-color: #ffe8a5; } .bg-d { background-color: #faaaa4; } .bc-a{ border-color: #2196f3; } .bc-b { border-color: ...

<p class="bw-2 bss p-1x sans br-1x bg-c bc-c"> Warning: The price for that item has changed. </p> Twoclassnameschang ...

elementwithaclassnameoffl).Still,updatingtheHTMLmaybeasmallpriceto payfortrimmerCSS. InKoblentz’soriginalpost,heusedclassnamessu ...

■ howtomakeyourCSSworkindependentlyofyourmarkup ■ thebasicsofBEMandAtomicCSS,alongwithknowingtheprosandconsof each Inthenextchap ...

...

Chapter 3 Debugging and Optimization 3. Debugging and Optimization OnyourroadtobecominganadvancedCSSdeveloper,you’llneedtoknowho ...

Inthischapter,we’lldelveintothebrowser-baseddevelopertoolsforChrome,Safari, Firefox,andInternetExplorer.We’llalsoexploreafewcomm ...

Figure 3.2. Chrome 40 developer WhileinInternetExplorerorMicrosoftEdge,opendevelopertoolsbypressingthe F12key,asseeninFigure3.3. ...

■ MicrosoftEdgeandInternetExplorer:Tools > F12 Developer Tools ■ Firefox:Tools > Web Developer ■ Chrome(andOpera15+):View ...

Markup in HTML Panel May Differ from Original Themarkupyou’llseeintheHTMLpanelisarepresentationoftheDOM.It’s generatedwhenthebro ...