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Introduction to
CSS Architecture
in ৽ଔࣾษڧձ
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ࣗݾհ
• Twitter: @morishitter_
• GitHub: morishitter
• εϓϥτΡʔϯ: ϥϯΫ20
• χϯςϯυʔωοτϫʔΫID: CSS0830
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࣍
• CSSͷ
• طଘͷCSSઃܭख๏
• CSSઃܭͷຊ࣭
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CSSͷ
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CSS is γϯϓϧ
article h1 {
font-size: 20px;
padding-bottom: 5px;
border-bottom: solid 1px #ccc;
margin-bottom: 10px;
}
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γϯϓϧ ≒ ؆୯
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article h1 {
font-size: 20px;
padding-bottom: 5px;
border-bottom: solid 1px #ccc;
margin-bottom: 10px;
}
article h1 + p.lead {
font-size: 14px;
color: #ddd;
line-height: 1.5;
}
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article h1 {
font-size: 20px;
padding-bottom: 5px;
border-bottom: solid 1px #ccc;
margin-bottom: 10px;
}
article h1 + p.lead {
font-size: 14px;
color: #ddd;
line-height: 1.5;
}
#header { }
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article h1 {
font-size: 20px;
padding-bottom: 5px;
border-bottom: solid 1px #ccc;
margin-bottom: 10px;
}
article h1 + p.lead {
font-size: 14px;
color: #ddd;
line-height: 1.5;
}
#header { }
#header > img#logo{ }
ul > list.item { }
.menu { }
.menu .nav { }
#sidebar { }
#sidebar .widget { }
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#header { }
#header > img#logo{ }
ul > list.item { }
#menu { }
#menu .nav { }
#sidebar { }
#sidebar .widget { }
body { }
.container{ }
.container > h2.title { }
.col-md-5 { }
.row .col-md-5 { }
.landing > h1 { }
.widget .title { }
#sidebar > img#logo{ }
ul > list#logo { }
#article { }
#article .title { }
footer small { }
footer small .info { }
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!important;
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ϧʔϧηοτͷӨڹൣғ͕
Θ͔Βͳ͘ͳΔ
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؆୯ ≒ յΕ͍͢
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CSSͷʢٕज़తଆ໘ʣ
• ߏจ͕ශऑ
• ϧʔϧηοτʹείʔϓ͕ͳ͍
• શͯͷϧʔϧηοτ͕άϩʔόϧఆٛ
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CSSͷʢӡ༻తଆ໘ʣ
• σβΠϯ͕มΘΒͳ͍WebαΠτͳ͍
• ͨΓతͳमਖ਼͕܁Γฦ͞ΕΔ
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CSSͷʢࣾձతଆ໘ʣ
• CSSᢞΊΒΕ͗͢
• ϓϩάϥϚʹόΧʹ͞ΕɺσβΠφʔ͕ࡶʹॻ͘
• ยखؒCSS
• ίʔυͷైḤͳཧ
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CSS ͨͩWebͷϏδϡΞϧσβΠϯ
ΛදݱͰ͖Ε͍͍ͷͰͳ͍
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WebαΠτΞʔτͰͳ͘
ใγεςϜ
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CSS ιϑτΣΞͷҰ෦ͱͯ͠
อक͞ΕΔ͖ͩ͠
ϦϑΝΫλϦϯάͷର
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CSS ͪΌΜͱॻ͜͏ͳ
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طଘͷCSSઃܭख๏
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طଘͷCSSઃܭख๏
• OOCSS
• SMACSS
• BEM
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OOCSS
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OOCSS
• Object Oriented CSS (by Nicole Sullivan)
• ʮߏͱݟͨͷʯ
• ʮίϯςφͱίϯςϯπͷʯ
• CSSઃܭͷϕʔεͱͳΔ֓೦
• ଟ͘ͷCSSϑϨʔϜϫʔΫͰ࠾༻
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OOCSS
WebϖʔδΛϨΰͷΑ͏ʹߟ͑Δ
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OOCSS
.btn {
property: value;
}
/* Decoration */
.btn-danger { }
.btn-success { }
/* Layout */
.btn-large { }
.btn-small { }
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OOCSS
Submit
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OOCSS
Submit
Delete
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SMACSS
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SMACSS
• Scalable and Modular Architecture for CSS
• ϕʔεOOCSS
• OOCSS + ໋໊نଇ Έ͍ͨͳͷ
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SMACSS
• CSS ͷΧςΰϥΠζ
• Base
• Layout
• Module
• State
• Theme
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Base
• ཁૉͦͷͷͷσϑΥϧτͷελΠϧ
• CSSϦηοτ͕͜Ε
body {
background: white;
}
p {
margin-bottom: .5rem;
}
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Layout
• ϖʔδΛΤϦΞ͝ͱʹׂ
.l-header {
margin-bottom: 20px;
}
.l-footer {
border-top: 1px solid gray;
}
.l-main {
float: left;
width: 80%;
}
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Module
• ࠶ར༻Մೳͳύʔπ
• ModuleLayoutͷதʹஔ͞ΕΔ
• ผͷLayoutͰ࠶ར༻Ͱ͖ΔΑ͏ʹશʹ
ಠཱ
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Module
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State
• LayoutModuleͷಛఆͷঢ়ଶΛද͢
.is-hidden {
display: none;
}
.is-error {
color: red;
}
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Theme
• ίϯϙʔωϯτͷ০
.theme-border {
border-color: #ccc;
}
.theme-background {
background-color: #eee;
}
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BEM
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BEM
• Block, Element, Modifier
• Yandex
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BEM (Block)
• ̍ͭͷίϯϙʔωϯτͷ·ͱ·Γ
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Element (BEM)
• BlockΛߏ͢Δཁૉ
• ΞϯμʔείΞ2ͭ (__) Λ͏͜ͱ͕ଟ͍
• Block__Element
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BEM (Modifier)
• Block ·ͨ ElementͷόϦΤʔγϣϯ
• SMACSSͰ͍͏StateͱTheme
• ϋΠϑϯ2ͭ (--) Λ͏͜ͱ͕ଟ͍
(MindBEMding)
• Block—Modifier, Element--Modifier
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BEM
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ͦͷଞ
• ACSS
• MCSS
• FLOCSS
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Web੍࡞ऀͷͨΊͷ
CSSઃܭͷڭՊॻ
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ཁ͢Δʹ
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CSSͷϧʔϧηοτʹ
είʔϓ͕ͳ͍͔Β໋໊نଇ
ͰͳΜͱ͔͠Α͏
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CSSઃܭͷຊ࣭
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ϚϧνΫϥε ͱ γϯάϧΫϥε
• ϚϧνΫϥεઃܭɿHTMLͷclassଐੑʹෳͷ
ΛΈ߹ΘͤͯελΠϧΛͯΔ (OOCSS)
• γϯάϧΫϥεઃܭɿHTMLͷclassଐੑʹ1ͭͷ
ͰελΠϧΛͯΔ (BEM)
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ϚϧνΫϥεઃܭ
Submit
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ϚϧνΫϥεઃܭͷϝϦοτ
• ϧʔϧηοτͷ࠶ར༻
• Ͱͳ͘ͳΓϑΝΠϧαΠζ͕খ͘͞ͳΔ
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ϚϧνΫϥεઃܭͷ
• ϧʔϧηοτʹڞ௨͢ΔϓϩύςΟ͕͋ͬͨ
Β্ॻ͖͞ΕΔ
• ϧʔϧηοτؒʹ҉ͷґଘ͕ؔͰ͖Δ
• ް͍ελΠϧΨΠυ͕ඞཁ
• HTMLͷηϚϯςΟοΫεΛଛͶΔ
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γϯάϧΫϥεઃܭ
Submit
Submit
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γϯάϧΫϥεઃܭͷϝϦοτ
• 1classଐੑʹରͯ͠1ϧʔϧηοτͳͷͰγϯ
ϓϧ
• ίϯςϯπͷ༰ʹదͨ͠ηϚϯςΟοΫͳ
໊લ
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γϯάϧΫϥεઃܭͷ
• 1ͭͷϧʔϧηοτ͕େ͖͘ͳΓɺهड़͕
ʹͳΔ
• ϧʔϧηοτͷ࠶ར༻ੑ͕͍
• ϑΝΠϧαΠζͷංେԽ
• αΠτύϑΥʔϚϯεͷԼ
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γϯάϧΫϥεઃܭͱ
ϚϧνΫϥεઃܭͷ
͍͍ͱ͜औΓΛͨ͠
͍͖͞ΐ͏ͷઃܭख๏
by @morishitter_
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CSSઃܭͷຊ࣭
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ηϨΫλͷ໋໊نଇͰͳ͘
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ϧʔϧηοτͷׂཻ
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ཧతͳ CSS ͱԿ͔
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CSS ʹݶͬͨͰͳ͍
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ࠓ͕͍ࣗͬͯΔٕज़ɾಓ۩
ࣗʹͱͬͯҰମͲ͏͍͏ଘࡏͳͷ͔
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࣌ʹͦͷٕज़ͷࢥ͍͑ٙ͞
ΑΓྑ͍ͷΛ࡞Γ͍ͨ
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ಓ۩ʹৼΓճ͞ΕΔͳ
ղܾ͍͍ͨͭ͠ಉ͡
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શମΛ၆ᛌ͠
ຊ࣭ΛݟۃΊΔ
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Thanks :D
Any Questions?
@morishitter_