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Reboot

Reboot, muunganidzwa wechinhu-chaiwo CSS shanduko mune imwe faira, kickstart Bootstrap kuti ipe inoyevedza, inowirirana, uye yakapusa baseline yekuvaka pamusoro.

Approach

Reboot inovaka pamusoro peNormalize, ichipa akawanda maHTML zvinhu zvine mamwe maitiro ekufungidzira uchishandisa chete element selectors. Kuwedzera styling kunoitwa chete nemakirasi. Semuyenzaniso, isu tinotangisa mamwe <table>masitayera kune yakapfava yekutanga uye gare gare tinopa .table, .table-bordered, nezvimwe.

Heano nhungamiro yedu uye zvikonzero zvekusarudza zvekupfuura muReboot:

  • Gadziridza dzimwe bhurawuza default tsika yekushandisa rems pane ems ye scalable component spacing.
  • Dzivisa margin-top. Vertical margins anogona kudhirika, zvichipa mhedzisiro isingatarisirwe. Zvinonyanya kukosha zvakadaro, nzira imwe chete marginyemuenzaniso wakapfava wepfungwa.
  • Kuti zvive nyore kuyera pamasaizi emudziyo, block element dzinofanira kushandisa rems ye margins.
  • Chengetedza zviziviso zve font-zvine hukama kune zvishoma, uchishandisa inheritpese pazvinogoneka.

Peji defaults

Izvo <html>uye <body>zvinhu zvinogadziridzwa kuti zvipe zvirinani peji-yakafara defaults. Zvakawanda chaizvo:

  • Iyo box-sizingyakaiswa pasi rose pazvinhu zvese-kusanganisira *::beforeuye *::after, ku border-box. Izvi zvinova nechokwadi chekuti hupamhi hwakaziviswa hwechinhu hahumbopfuuri nekuda kwepadding kana muganhu.
  • Hapana hwaro font-sizehunoziviswa pane iyo <html>, asi 16pxinofungidzirwa (iyo browser default). font-size: 1reminoiswa pairi <body>nyore kupindura mhando-kuyera kuburikidza ne midhiya mibvunzo uchiremekedza zvido zvevashandisi uye nekuona nzira inowanikwa nyore.
  • Iyo <body>zvakare inoisa yepasi rose font-family, line-height, uye text-align. Izvi zvinogarwa nhaka gare gare nemamwe maitiro ekudzivirira kusawirirana kwefonti.
  • Nekuda kwekuchengetedza, iyo <body>ine yakaziviswa background-color, kusagadzika ku #fff.

Native font stack

Iwo mafonti ewebhu akasarudzika (Helvetica Neue, Helvetica, uye Arial) akadonhedzwa muBootstrap 4 uye akatsiviwa ne "native font stack" yezvakanyanya kupa mavara pamudziyo wese uye OS. Verenga zvakawanda pamusoro pezvinyorwa zvemafonti echinyorwa chino cheSmashing Magazine .

$font-family-sans-serif:
  // Safari for macOS and iOS (San Francisco)
  -apple-system,
  // Chrome < 56 for macOS (San Francisco)
  BlinkMacSystemFont,
  // Windows
  "Segoe UI",
  // Android
  Roboto,
  // Basic web fallback
  "Helvetica Neue", Arial,
  // Linux
  "Noto Sans",
  "Liberation Sans",
  // Sans serif fallback
  sans-serif,
  // Emoji fonts
  "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji" !default;

Ziva kuti nekuti iyo font stack inosanganisira emoji mafonti, akawanda akajairika chiratidzo/dingbat Unicode mavara anozopihwa seakawanda-mavara mapikicha. Chitarisiko chavo chichasiyana, zvichienderana nemaitiro anoshandiswa mubrowser/platform's native emoji font, uye ivo havazokanganiswe nechero CSS colormasitayipi.

Izvi font-familyzvinoiswa kune iyo <body>uye yakagara nhaka pasi rose muBootstrap yese. Kuchinja iyo yepasirese font-family, gadziridza $font-family-baseuye dzorera Bootstrap.

Misoro nendima

Zvese musoro zvinhu-eg, <h1>-uye <p>zvinoiswa patsva kuti margin-topzvibviswe. Misoro margin-bottom: .5remyakawedzera uye ndima margin-bottom: 1remkuti zvive nyore kuparadzanisa.

Heading Muenzaniso
<h1></h1> h1. Bootstrap musoro
<h2></h2> h2. Bootstrap musoro
<h3></h3> h3. Bootstrap musoro
<h4></h4> h4. Bootstrap musoro
<h5></h5> h5. Bootstrap musoro
<h6></h6> h6. Bootstrap musoro

Lists

Mazita ese— <ul>, <ol>, uye <dl>— abviswa margin-topuye a margin-bottom: 1rem. Nested list hadzina margin-bottom.

  • Mazita ese ane mucheto wepamusoro wabviswa
  • Uye yavo yepasi margin yakajairwa
  • Nested list haina mucheto wepasi
    • Nenzira iyi vane chitarisiko chakanyanya
    • Kunyanya kana ichiteverwa nezvimwe zvinyorwa zvinyorwa
  • Kuruboshwe padding kwakagadziridzwa zvakare
  1. Heino rondedzero yakaodha
  2. Nezvishoma zvinyorwa zvinyorwa
  3. Iine chimiro chakafanana chese
  4. Sezvakanyorwa kare zvisina kurongeka

Kuitira masitayipi akareruka, hurongwa hwakajeka, uye nzvimbo iri nani, rondedzero yerondedzero yakagadziridza margins. <dd>s reset margin-leftkune 0uye kuwedzera margin-bottom: .5rem. <dt>s vakashinga .

Tsanangudzo mazita
Rondedzero yerondedzero yakakwana pakutsanangura mazwi.
Term
Tsanangudzo yeshoko.
Tsanangudzo yechipiri yezwi rimwechetero.
Imwe temu
Tsanangudzo yerimwe izwi iri.

Preformatted text

Iyo <pre>element inoiswa patsva kuti ibvise margin-topuye ishandise remzvikamu zvayo margin-bottom.

.example-element {
  kumucheto-pasi: 1rem;
}

Matafura

Matafura anogadziridzwa zvishoma kune chimiro <caption>s, kudonha miganhu, uye simbisa kuenderana text-alignmukati mese. Dzimwe shanduko dzemabhodha, padding , nezvimwe huya nekirasi ..table

Iyi tafura yemuenzaniso, uye iyi ndiyo rondedzero yayo yekutsanangura zviri mukati.
Musoro wetafura Musoro wetafura Musoro wetafura Musoro wetafura
Tafura cell Tafura cell Tafura cell Tafura cell
Tafura cell Tafura cell Tafura cell Tafura cell
Tafura cell Tafura cell Tafura cell Tafura cell

Mafomu

Yakasiyana-siyana fomu zvinhu zvakadzoserwa kune akareruka base masitayipi. Hedzino dzimwe shanduko dzinonyanya kukosha:

  • <fieldset>s haina mabhodha, padding, kana margin saka inogona kushandiswa zviri nyore semapepa ega ega ega kana mapoka ezvekupinda.
  • <legend>s, senge fieldsets, yakagadziridzwa zvakare kuti iratidzwe semusoro wemhando.
  • <label>s dzakaiswa display: inline-blockkuti dzibvumire marginkushandiswa.
  • <input>s, <select>s, <textarea>s, uye <button>s zvinonyanya kutariswa neNormalize, asi Reboot inobvisa yavo marginuye seti line-height: inherit, zvakare.
  • <textarea>s anogadziridzwa kuti agone kudzoreredzwa chete wakatwasuka sekuchinjika saizi kazhinji "inotyora" dhizaini yemapeji.
  • <button>s uye <input>mabhatani zvinhu zvine cursor: pointerapo :not(:disabled).

Idzi shanduko, nezvimwe, zvinoratidzwa pazasi.

Muenzaniso ngano

100

Zvinonongedzera pamabhatani

Reboot inosanganisira inonatsiridza role="button"yekushandura iyo default cursor kuita pointer. Wedzera hunhu uhu kuzvinhu kubatsira kuratidza kuti zvinhu zvinodyidzana. Basa iri harifanirwe kune <button>maelementi, ayo anowana cursorshanduko yawo.

Asisiri-bhatani element element 
<span role="button" tabindex="0">Non-button element button</span>

Misc elements

Kero

Iyo <address>element inogadziridzwa kuti igadzirise iyo browser default font-stylekubva italickune normal. line-heightyakagara nhaka, uye margin-bottom: 1remyawedzerwa. <address>s ndeyekupa ruzivo rwekusangana kumadzitateguru ari pedyo (kana boka rose rebasa). Chengetedza fomati nemitsara yekugumisa ne <br>.

Twitter, Inc.
1355 Market St, Suite 900
San Francisco, CA 94103
P: (123) 456-7890
Zita
Rakazara [email protected]

Blockquote

Iyo marginyekusarudzika pane blockquotes ndeye 1em 40px, saka isu tinogadzirisa izvo kune 0 0 1remchimwe chinhu chinopindirana nezvimwe zvinhu.

Chirevo chinozivikanwa, chiri mu blockquote element.

Mumwe ane mukurumbira muna Source Title

Inline zvinhu

Chinhu <abbr>chinogashira masitaera kuita kuti chibude pachena pakati pemavara endima.

Nulla attr vitae elit libero, pharetra augue.

Summary

Iyo yekusarudzika cursorpane pfupiso ndeye text, saka isu tinoisa patsva kuti pointerkuratidza kuti chinhu chinogona kufambiswa nacho nekudzvanya pachiri.

Mamwe mashoko

Ruzivo rwakawanda nezve ruzivo.

Zvimwe zvakawanda

Heano mamwe mamwe mashoko pamusoro pemashoko.

HTML5 [hidden]hunhu

HTML5 inowedzera hunhu hutsva hwepasi rose hunonzi[hidden] , iyo yakanyorwa seyakagadzika display: none. Kukwereta zano kubva kuPureCSS , tinovandudza pane iyi default nekugadzira [hidden] { display: none !important; }kubatsira kudzivirira kuti displayirege kuwanda netsaona. Kunyange [hidden]isingatsigirwe neIE10, chirevo chakajeka muCSS yedu chinotenderedza dambudziko iro.

<input type="text" hidden>
jQuery kusawirirana

[hidden]haienderane nejQuery's $(...).hide()uye $(...).show()nzira. Naizvozvo, isu hatisi kunyanya kutsigira [hidden]pamusoro pemamwe matekiniki ekugadzirisa displayzvinhu.

Kungochinja kuoneka kwechinhu, zvichireva kuti hachina kuchinjwa uye chinhu chinogona kuramba chichikanganisadisplay kuyerera kwegwaro, shandisa kirasi.invisible pachinzvimbo.