Izinsiza zesakhiwo
Ukuze kuthuthukiswe iselula esheshayo futhi esabelayo, i-Bootstrap ifaka inqwaba yamakilasi awusizo ukuze aboniswe, acashwe, aqondaniswe, kanye nokuqukethwe kwezikhala.
Sebenzisa izinsiza zethu zokubonisa ukuze uphendule ngokuphendula amanani avamile displaywendawo. Yixube nesistimu yethu yegridi, okuqukethwe, noma izingxenye ukuze uzibonise noma uzifihle kuzo zonke izindawo zokubuka ezithile.
I-Bootstrap 4 yakhiwe nge-flexbox, kodwa akuwona wonke ama-elementi displayashintshiwe ukuze display: flexabe njengoba lokhu kungangeza ukukhipha okuningi okungadingekile futhi kushintshe ngokungalindelekile ukuziphatha okubalulekile kwesiphequluli. Izingxenye zethu eziningi zakhiwe nge-flexbox enikwe amandla.
Uma kufanele wengeze display: flexku-elementi, kwenze lokho .d-flexnoma ngeyodwa yezinhlobonhlobo ezisabelayo (isb, .d-sm-flex). Uzodinga leli klasi noma displayinani ukuze uvumele ukusetshenziswa kwezinsiza zethu ezengeziwe ze- flexbox zokulinganisa, ukuqondanisa, izikhala, nokuningi.
Sebenzisa izinsiza marginkanye padding nokubeka izikhala ukuze ulawule ukuthi izakhi nezingxenye zihlukaniswa kanjani nosayizi. I-Bootstrap 4 ihlanganisa isikali samazinga amahlanu sezinsiza zokuhlukanisa izikhala, ngokusekelwe kokuguquguqukayo 1remokuzenzakalelayo $spacerkwevelu. Khetha amanani azo zonke izingosi zokubuka (isb, .mr-3ze- margin-right: 1rem), noma khetha okuhlukile okusabelayo ukuze uqondise izimbobo zokubuka ezithile (isb, .mr-md-3ezokuqala margin-right: 1remendaweni mdyokuphumula).
Uma displayukuguqula kungadingeki, ungakwazi ukuguqula visibilityisici ngezinsiza zethu ezibonakalayo . Izinto ezingabonakali zisazothinta ukwakheka kwekhasi, kodwa zifihliwe ngokubonakalayo ezivakashini.