Phunzirani Chosankha CSS

Kuyambira CSS

CSS ikudalira mtundu womwe umagwirizanitsa malamulo kuti mudziwe mtundu uti womwe umagwiritsidwa ntchito pa chinthu chomwe chili mu chikalata. Zitsanzo zimenezi zimatchedwa osankhidwa ndipo zimachokera ku mayina amtundu (mwachitsanzo, p kuphatikiza malemba a ndime) ku machitidwe ovuta kwambiri omwe amagwirizana ndi zigawo zina za chilemba (mwachitsanzo, p # myid> b.ghgh gulu la zochitika zomwe ndi mwana wa ndime ndi myid id).

Wosankha CSS ndi gawo la foni ya ma CSS yomwe imasonyeza kuti ndi gawo liti la tsamba la webusaiti lomwe liyenera kulembedwa. Wosankha ali ndi chimodzi kapena zambiri zomwe zimatanthauzira momwe HTML yosankhidwa idzalembedwera.

Osankha CSS

Pali mitundu yosiyanasiyana ya osankha:

• osankha mtundu-wofanana ndi chinthu china
• Omwe amasankhidwa a makalasi omwe ali ofanana ndi gulu lapadera
• Otsutsa ID-ofanana ndi chinthucho ndi ID
• Otsatira-zidindo zomwe zimachokera ku chinthu china
• Zosankha za ana zosankhidwa zomwe ziri mwana wa chinthu china
• osankhidwa padziko lonse-akufanana ndi chinthu chirichonse
• oyandikana nawo akusankha-zofanana zomwe nthawi yomweyo zisanachitike ndi chinthu china
• onetsani zinthu zofananitsa ndi osankhidwa ndi chidziwitso china kapena mtengo wamaganizidwe
• masewera osankhidwa-mwapadera-osiyana-siyana ndi gulu lapadera
• zizindikiro zowonongeka-zigawo zogwirizana ndi zizindikiro zina zenizeni

Lembani CSS Styles ndi CSS Selectors

Maonekedwe a mawonekedwe a CSS amawoneka ngati awa:

wosankha {kalembedwe nyumba: kalembedwe; }}

Ayanjanitseni osankha ambiri omwe ali ndi machitidwe omwewo ndi makasitomala. Izi zimatchedwa gulu losankha. Mwachitsanzo:

wosankha1 , selector2 {kalembedwe nyumba: kalembedwe; }}

Kugulukana osankhidwa ndi njira yochepetsera kuti musunge makompyuta anu a CSS.

Magulu a pamwambawa adzakhala ndi zotsatira zofanana ndi izi:

wosankha1 {style property: style; }}
chosankha {{style property}: kalembedwe; }}

Nthawizonse Yesani Zisankho Zanu za CSS

Osati onse osakatula amathandizira osankha onse a CSS. Choncho onetsetsani kuti mumayesa osankhidwa anu m'masitolo ambiri pazinthu zambiri zomwe mungathe. Koma ngati mukugwiritsa ntchito osankha CSS 1 kapena CSS2 muyenera kukhala bwino.