Indlela ulungise umugqa isikhala ku-CSS?

Umbhalo ka namuhla namanje uhlobo ezinkulu zolwazi ngocansi eMbusweni omkhulu World Wide Web. Ngakho-ke, ukulawula yayo phezu ukubukeka kunikezwa ukunakekelwa okukhethekile. Omunye isici esibalulekile a Isikhala umbhalo umugqa, ebheka ibanga phakathi kwemigqa. Uma ungakaze umbone nge lo mthetho, cishe ungakaze wasebenza CSS. Phela, lokhu ulimi isitayela inikeza imiyalo etholakalayo ukushintsha zonke izici ezibalulekile sangaphandle umbhalo. umthetho okunjalo isekelwa zonke iziphequluli yesimanje futhi iza njengoba okujwayelekile kwayo yonke izinguqulo Cascading Style Sheets (CSS: Cascading Style Sheets).

umthetho

Ngo-CSS, izikhala umugqa isethwe esebenzisa elula lomugqa ukuphakama ithimba. Ukubhalwa kwenziwa ngendlela evamile. Inani angabelwa kunoma inamba non-negative. Uma kuthiwa: «lomugqa ukuphakama: -4px;», umyalo zizozitshwa. Ungakwazi ucacise value: «evamile» noma «ifa». Eyokuqala ukusebenzisa kulungiselelwa ngokuzenzekelayo nalesikhathi, okuyinto kunqunywa kuye ngohlobo kanye nosayizi wefonti ekhethiwe. Kulokhu, ibanga phakathi emigqeni esabekwa isiphequluli ngokwaso. Isikhala somugqa kungaba yiliphi inani ukuthi luthathwe "umzali" ithegi ngenani «ifa».

Inani

Zonke namanani ahlukene kusukela imiyalo ejwayelekile zingahlukaniswa izigaba ezimbili: isihlobo kanye ngokuphelele. CSS ikuvumela ukulawula somugqa ibanga phakathi emigqeni nezimo, usebenzisa izindlela ezahlukene futhi kuwusizo kakhudlwana ukuze wenze ngendlela oyifisayo. Ukuze amanani ngokuphelele zihlanganisa zonke obuphelele eyaziwayo iyunithi, ezisetshenziswa ku-CSS. Uhlu kuhlanganisa: e (ama-intshi), i-pt (amaphuzu), i-px (Amaphikseli), kanye nabanye. Isikhawu countdown Yenziwe umugqa phansi ifonti. Uma sibhala umthetho: «lomugqa ukuphakama: 10px;», izikhala umugqa uyohlale elilingana 10 pixels. Le ndlela enhle uma udinga ucacise ububanzi eqondile font ethize. Kodwa ungakhohlwa ukuthi zonke ezahlukene kwesikrini ukunwetshwa. Futhi uma une ngempela ibanga elingako sibukeka sisihle, akusho ukuthi wonke umuntu uyoba nomphumela ofanayo. Ngokwesibonelo, mobile omkhulu somugqa kungabangela kwakusho ukuzidela okukhulu kubo.

amanani isihlobo

Ukuze kuxazululwe le nkinga nge isandiso ezahlukene kwesikrini, ungasebenzisa amagugu isihlobo. Elivame ukusetshenziswa kakhulu iphesenti. Inani Kulokhu isethwe ukuphakama kuqhathaniswa wefonti. Ngokwesibonelo, ecacisa «lomugqa ukuphakama: 150%;" sithola isikhawu, nengxenye-elikhulu izincwadi okulingene. 100% kuyinto ukuphakama ifonti esetshenziswa. Iningi abanolwazi ukutusa ukusetshenziswa kuba amagugu isihlobo. Ngakho-ke ngeke ukuzisindisa kanye nabasebenzisi zabo ezinkingeni ezihlobene ne extension ezahlukahlukene zesikrini.

isiphetho

Uma usebenzisa i-non-ifonti ejwayelekile isethi, futhi zibalulekile kuyinto kahle ichazwe somugqa, ukhethe amagugu ngokuphelele. Kuzo zonke ezinye izimo kuyatuseka ukusungula iphesenti impahla. Lapho kudingeka wenze esingaba ngamanye angomunye idokhumenti, sebenzisa i-id-tags, noma kubakhethi. Ngakho, ngeke kudingeke ukuba ubeke somugqa lonke idokhumenti.