Property CSS "gaskiya" - mai sauki hanyar sa site mafi ban sha'awa zane

Yau, halittar website zane zama wani art form. Wannan ba kawai wani sa na page abubuwa na wani launi da kuma size, fonts da daban-daban styles kuma thematic zane-zane. Domin su sa ka site daban-daban daga wasu, don jawo hankalin maziyarta 'da hankali da kuma shiryar da shi zuwa ga wasu abubuwa, amfani da wata babbar hanyoyi da dama da kuma kayan aikin. Daga gare su akwai wata Popular dukiya CSS - gaskiya da adalci. Wannan dabara ne quite gaye kuma kyakyawa, sabili da haka an yi amfani da sau da yawa. Transparency iya ba daban-daban abubuwa shafukan da shafin - rubutu block ko dukan hoto, misali. Yana kuma cimma a hanyoyi daban-daban. Bari mu auna su a kasa.

Sigogi saka da abubuwa na gaskiya

Sigogi ga tsara da nuna gaskiya da abubuwa da dama. Suke amfani dangane da takamaiman manufofin, kazalika da browser, wanda shi ne a karkashin "gyara" zane. Wadannan sun hada da wadannan Properties:

• shirin hana haske.
• tace;
• PNG-image a matsayin bango.

Property darajar CSS "gaskiya" an canza kamar haka: mafi girma da lambar, da ƙananan matakin nuna gaskiya da rabi. A shirin hana haske, shi dabam daga 0 da 1, a cikin tace - daga 10 zuwa 100. Kuma da karshen da ake amfani da Interet Explorer browser, da kuma duk sauran m shirin hana haske dukiya.

Transparency Image (canza)

Bari mu fara da zabin da zai bayyana m lokacin da ka matsar da abu daga jan linzamin kwamfuta.

Bari mu bincika yadda za a saka da nuna gaskiya da image. CSS offers biyu zažužžukan. Don yin wannan, dole ne ka yi rajista da shi kai tsaye a cikin code html-daftarin aiki kamar haka:

1. Saka da hanyar da image.
2. Mun ayyana sigogi na nuna gaskiya a lokacin da siginan ba. Don yin wannan, za mu yi amfani da kadarori na onmouseover da onmouseout, wanda ya furta da darajar shirin hana haske, kuma tace.

A wannan halaye za a iya wajabta a CSS-daftarin aiki da kuma lambar tushe don ƙara wani tunani shi. A sakamakon fitar da guda.

Transparency na rubutu da kuma page tubalan

Amma ga rubutu ko block (m rara), CSS offers da wani zaɓi, kama da samar da wani m image, ku yi amfani da alaka CSS-fayil, a cikin abin da ake so sigogi aka saita. Za ka iya tafi kuma mai sauki hanya. Lokacin da ka saita style block rara style ko rubutu p rubũta da wadannan html-code to onmouseover da onmouseout abubuwa. Dukansu zabin aiki da kuma samar da ake so sakamakon.

nuna gaskiya akai

A wasu lokuta, da nuna gaskiya da wani abu, wani zane kashi ko rubutu kana so ka kafa a kan wani gudana-akai. A wannan halin da ake ciki, da mafita ne ko da sauki fiye da a lokacin da ka Tsayar da kibiyar linzamin kwamfuta.

CSS kashi na gaskiya za a ba da wadannan code. A block rara style rubũta dabi'u ga bango (msl, # ff8800), shirin hana haske (misali, 0.5) da kuma fadin (fadin) da kuma padding (padding).

Ga hoton code dabi'u suna yin da kuma shirin hana haske tace, da kuma saka da hanyar da image.

RGBA-Hanyar

Akwai sauran zaɓuɓɓuka saboda amfani da wannan dukiya CSS: gaskiya za a iya amfani da su da tushe launi na wani zane kashi. Yana amfani RGBA Hanyar. A farko uku haruffa tsaya ga asali launuka (ja, fission, blue), da kuma na karshe - alpha, wanda ya kafa matakin na nuna gaskiya. Amfani RGBA-format umurci nuna gaskiya, ya nuna shi zuwa karshe lambobi. Alal misali, kamar yadda: bango: rgba (240,2,33,0.4035).

ƙarshe

Saboda haka, ta hanyar yin amfani da a cikin shakka daga aiki a kan shafin zane sauki amma tasiri fasalin CSS "gaskiya", za ka iya yi da shi mafi ban sha'awa da kuma mafi m abubuwa da kadan kokarin. The bayyana embodiments ne al'ada nuna gaskiya siffofin zai taimake ku tare da wannan.