Twitter Bootstrap 2? ??? ???? ??
? ??? ????? ???? ???? Twitter Bootstrap 2? ??? ???? ??? ???? ??? ??? ? ????. .
????? ??(????? v2.1.1)
Bootstrap? ?? v2.1.1?? ????? ?? ?? ????? ?????. ????? ?????? ??? ???? ??? ?? ???? ?????.
?? ??
?? Bootstrap? ?? ?? ??? ???? ?????. ??? CSS? HTML? ???? ??? ???? ??? ? ????.
CSS
.dropdown-menu .sub-menu {
left: 100%;
position: absolute;
top: 0;
visibility: hidden;
margin-top: -1px;
}
.dropdown-menu li:hover .sub-menu {
visibility: visible;
display: block;
}
.navbar .sub-menu:before {
border-bottom: 7px solid transparent;
border-left: none;
border-right: 7px solid rgba(0, 0, 0, 0.2);
border-top: 7px solid transparent;
left: -7px;
top: 10px;
}
.navbar .sub-menu:after {
border-top: 6px solid transparent;
border-left: none;
border-right: 6px solid #fff;
border-bottom: 6px solid transparent;
left: 10px;
top: 11px;
left: -6px;
}
HTML
?? ??? ???? ??? ?? .sub-menu ??? ??:
<ul class="dropdown-menu">
<li>Item 1</li>
<li class="sub-menu">
<a href="#">Item 2</a>
<ul class="dropdown-menu">
<li>Item 2.1</li>
<li>Item 2.2</li>
</ul>
</li>
<li>Item 3</li>
</ul>
? ???? ??? ???? ??? ?? ?? ?? ???? ???? ?? ??? ?? ??? ???? ???? ?????.
? ??? Twitter Bootstrap 2?? ??? ???? ??? ??? ??? ??????? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!
? AI ??
Undress AI Tool
??? ???? ??
Undresser.AI Undress
???? ?? ??? ??? ?? AI ?? ?
AI Clothes Remover
???? ?? ???? ??? AI ?????.
Clothoff.io
AI ? ???
Video Face Swap
??? ??? AI ?? ?? ??? ???? ?? ???? ??? ?? ????!
?? ??
??? ??
???++7.3.1
???? ?? ?? ?? ???
SublimeText3 ??? ??
??? ??, ???? ?? ????.
???? 13.0.1 ???
??? PHP ?? ?? ??
???? CS6
??? ? ?? ??
SublimeText3 Mac ??
? ??? ?? ?? ?????(SublimeText3)
??? ??
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CSS? ??? ??? ????? ????? ??? ? ?? CSS? ????? ?? ??????, ?? ?? ? ??? ??, ??? ?? ?? ??? CSS ? ????? ?? ??? ?? ???? ???? ??? ??? ???. 1. ?? CSS? ???? HTML? ?? ?????. 2. JavaScript? ?? ??? CSS ??; 3. ??? ??? ???? ?? ???? ????? ??????. 4. CSS? ???? ???? ??? ????. ?? CSS? ???? ?? ??? ???? Rel = "Preload"?????? ????, ??? ?? ??? ????? ???? ??? ?? ? ??? ???? ??? ?????.
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TheBestoproachforcssdspectionseproject'sspecificneeds.forlargerProjects, externalcsSisbetterduetomainabainabainabilitableability ? forsmallerprojectsorsingle-pageapplications, ?? csmightbemoresuitable.it 'scrucialtobalanceprojectsize, ??
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???, cssdoesnothavetobeInlowercase. ???, lowercaseisRecomedended for : 1) ??? ? ??, 2) ??? ?? rorsinerrorsinerrorsIngerRorsIngerRorsInteChnologies, 3) ??? ?? ??, ? 4) ?? ? ???? ????.
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cssismostlycase-Insensitive, buturlsandfamilynamesarecase-insensitive.1) propertiesandvalueslikecolor : red; anteOtcase-inditive.2) urlsmustmatchtheserver'scase, ?? ??,/images/logo.png.3) fontfamilynames'opens'mustoccase.
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AutoPrefixer? ?? ???? ??? ???? ?? ?? ???? CSS ??? ???? ???? ?????. 1. ????? ???? ???? ???? ??? ?????. 2. PostCSS ???? ??, CSS? ?? ???? ???? ?? ???? ??? ???? ??? ?? ??? ?????. 3. ?? ???? ???? ??, ??????? ?? ? ?? ???????? ????? ?? ?????. 4. ???? ???? ???? ???? ?? ?? ????, ???? ?? ??? ?? ???? ???? ????? ?? ???? ?? ????.
CSS ??? ? ??????
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CSSCOUNTERSCANAUTOMALLYNUMBERSESSESSENDS.1) USECOUNTER-RESETTIONITIALIZE, CORKENT-INCREMENTTOINCERES, andCOUNTER () ORCOUNTERS () TODISPLAYVALUES.2) COMPINEWITHJAVAISCRIPTORDINAMICCONTENTTOEREACCUTERUPDATES.
CSS : Case Case? ?? ???? ?????
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CSS?? ??? ? ?? ??? ?? ??? ???? ??, ??, URL ? ??? ?? ????? ?? ?? ??? ?????. 1. ???? ?? ??? ??? ? ???? ?? ?? ??? ??????. 2. ?? 16 ?? ??? ?? ??? ?????, ??? ???? ???? ?? ??? ??? ???? ????. 3. URL? ??? ???? ???? ??? ??? ? ????. 4. ??? ?? ?? (??)? ??? ???? ??? ? ???? ??????? ???????.
CSS? ?? ??? : ???, ?? ? ?? ???????
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cssselectorsandpropertynamesarecase-inensensitive, whilevaluescanbecase-sensitivendependingOntext.1) selectorsike'div'and'div'areequivalent.2) propertiessuchas'background'and'background-color'AretreatedThesame.3) ValueLikecolornames-insens
