HTML5とは何か、HTML5はじめの一歩

৘ใฤू 8FC )5.-ͱ͸Կ͔ )5.-ɺ͸͡ΊͷҰา ೥݄೔ ౦ژ᥁ज़େֶܳज़৘ใηϯλʔ ".$
୲౰ɿాॴ३

ࠓ೔ͷ಺༰ ‣ ͜ͷߨٛͷޙ൒ͰͱΓ͋͛Δ)5.-ʹࢸΔྺ࢙తͳܦҢ ‣ )5.-ͱ͸Կͳͷ͔ ‣ ࣮ྫͷ঺հ ! ‣
͕࣌ؒ͋Ε͹ʜ ‣ )5.-࠷ॳͷҰา ‣ )5.-Ͱಋೖ͞Εͨͷ৽͍͠ཁૉͰ8FCϖʔδΛ࡞੒ ‣ )5.-ͷϖʔδΛ$44ͰϨΠΞ΢τ ‣ $44Λ࢖༻ͯ͠ɺ༷ʑͳσβΠϯޮՌΛՃ͑Δ

ʮ)5.-ʯͱ͸Կ͔

)5.-ͱ͸Կ͔ ‣ )5.-ͷ৽όʔδϣϯɺ)5.-ͱ͸Կͳͷ͔

)5.-ͱ͸Կ͔ ‣ )5.-ͷςΫϊϩδͷมભ ! ‣ )5.- ‣ )5.- ‣ $44
+BWB4DSJQU ‣ )5.- ‣ $44 ‣ 9)5.- ‣ "KBY "TZODISPOPVT+BWB4DSJQU 9.- ‣ )5.-

)5.-ͱ͸Կ͔ ‣ ࢀߟɿ)5.-·ͰʹࢸΔόʔδϣϯͷมભ

)5.-ͱ͸Կ͔ ‣ ࠷େͷมԽΛͻͱ͜ͱͰݴ͏ͱʜ ‣ 8FCʮจॻʯ͔ΒʮΞϓϦέʔγϣϯ΁ʯ จॻ ϝʔϥʔɺ஍ਤɺ ϜʔϏʔϓϨʔϠʔɺ εέδϡʔϥʔͳͲ

)5.-ͱ͸Կ͔ ‣ ྫɿ(PPHMF

)5.-ͱ͸Կ͔ ‣ ྫɿϒϥ΢β΍΢Σϒʹ͍ͭͯ஌͓͖͍ͬͯͨͷ͜ͱ ‣ http://www.20thingsilearned.com/ja-JP

)5.-ͱ͸Կ͔ ‣ 5IF&WPMVUJPOPG8FC8FCͷਐԽ ‣ IUUQXXXFWPMVUJPOPGUIFXFCDPN

)5.-ͱ͸Կ͔ ‣ ݫີʹఆٛ͸ɺ͍Ζ͍Ζͳҙݟ͕ʜ ! ‣ ࢀߟɿͲ͜·Ͱ͕)5.-ͳͷʁ ‣ http://www.publickey1.jp/blog/10/html5_9.html

޿ٛͷ)5.-ͱڱٛͷ)5.- ! ! ! ! ! ! ! ! !
! ‣ ͜ͷतۀͰ͸ʮ޿ٛͷ)5.-ʯΛ)5.-ͱͯ͠ղઆ͠·͢ ‣ 8FCΞϓϦέʔγϣϯΛ࣮ݱ͢ΔͨΊͷٕज़શൠͱͯ͠ ޿ٛͷ)5.- ڱٛͷ)5.-

)5.-ͷओͳػೳ ‣ ޿ٛͷ )5.-ͷओͳػೳ ‣ http://www.w3.org/html/logo/#the-technology ! ‣ ηϚϯςΟΫε ‣
ΦϑϥϯɺετϨʔδ ‣ σόΠεΞΫηε ‣ ίωΫςΟϏςΟʔ ‣ ϚϧνϝσΟΞ ‣ άϥϑΟΫεɺΤϑΣΫτ ‣ ύϑΥʔϚϯεɺΠϯςάϨʔγϣϯ ‣ $44

ηϚϯςΟΫε ‣ ηϚϯςΟΫε ҙຯ ʹΑΔϚʔΫΞοϓ ! ‣ ༷ʑͳ৽ཁૉͷ௥Ճ ‣ TFDUJPO
IFBEFS GPPUFS OBW BSUJDMF BTJEF pHVSF NBSL UJNF WJEFP BVEJP FUD

ηϚϯςΟΫε ‣ ҙຯߏ଄ͷهड़ͷมԽ body div id="header" div id="footer" div id="sidebar"
div id="content" div class="article" div class="article" body header footer nav section article article HTML4 HTML5

ΦϑϥΠϯετϨʔδ ‣ 1$͚ͩͰͳ͘λϒϨοτ΍ϞόΠϧ୺຤͕ॏཁͱͳͬͨࠓɺ ৗʹωοτϫʔΫʹ઀ଓ͞Ε͍ͯΔͱ͸ݶΒͳ͍ ! ‣ ωοτϫʔΫ͕ΦϑϥΠϯͰ΋ϖʔδΛӾཡͰ͖Δ࢓૊Έ ‣ ϒϥ΢βଆʹσʔλΛ஝ੵ͢Δ ‣
ΦϑϥΠϯͰ΋࢖༻Մೳͳ8FCΞϓϦΛߏஙՄೳ

ΦϑϥΠϯετϨʔδ ‣ σϞɿWebStorageλΠϚʔ࠷ॳʹ։͍ͨ࣌ؒΛهԱ

ΦϑϥΠϯετϨʔδ ‣ ϑΝΠϧΞΫηε%SBH%SPQͰϑΝΠϧΛ௥Ճ͢ΔͳͲ ‣ IUUQTUVEJPIUNMSPDLTDPN1IPUPT

σόΠεΞΫηε ‣ ༷ʑͳσόΠε͕׆༻Մೳʹ ! ‣ (FPMPDBUJPOɿر๬͢Ε͹ࣗ਎ͷ৔ॴΛXFCΞϓϦέʔγϣ ϯʹ௨஌͢Δ͜ͱ͕Ͱ͖ΔΑ͏ʹ ‣ ΧϝϥೖྗԻ੠ೖྗ ‣
ө૾΍Ի੠ʹΑΔίϯτϩʔϧ

σόΠεΞΫηε ‣ (FPMPDBUJPOσϞ J1BE͔ΒΞΫηεͨ͠ঢ়ଶ ‣ http://html5demos.com/geo

σόΠεΞΫηε ‣ 8FCΧϝϥʹ઀ଓ ‣ IUUQXXXNSEPPCDPNXFCDBN@EJTQMBDFNFOU

ίωΫςΟϏςΟʔ ‣ αʔόʔͱͷΑΓޮ཰తͳ઀ଓ ‣ ϦΞϧλΠϜʹ૒ํ޲௨৴Λ࣮ݱ ! ‣ νϟοτ ‣ ΦϯϥΠϯήʔϜ
‣ FUD ϦΫΤετ ϓογϡ ΫϥΠΞϯτ αʔόʔ ϓογϡ ϓογϡ

ίωΫςΟϏςΟʔ ‣ TDSVNCMSIUUQTDSVNCMSDB ‣ ϗϫΠτϘʔυΛڞ༗͠ͳ͕ΒɺΈΜͳͰϒϨετ

ίωΫςΟϏςΟʔ ‣ 8FC(-ਫ଒ؗ ‣ 8FC4PDLFUΛར༻ͯ͠ɺෳ਺୆ͷϚγϯͷϒϥ΢βΛಉظ ‣ http://www.youtube.com/watch?v=64TcBiqmVko&feature=fvsr

ϚϧνϝσΟΞ ‣ ΦʔσΟΦ΍ϏσΦͷऔΓѻ͍͕༰қʹ ‣ 8FCΞϓϦͷதʹө૾΍ԻָΛ੝ΓࠐΊΔ ‣ ࡉ͔ͳΧελϚΠζ΋

ϚϧνϝσΟΞ ‣ ϏσΦө૾ʹϦΞϧλΠϜʹϚεΫॲཧ ‣ http://www.apple.com/html5/showcase/video/

ϚϧνϝσΟΞ ‣ 5IF$POEVDUPSIUUQXXXNUBNF ‣ ϒϥ΢βͰԻΛ૗ͰΔ࡞඼

%ɺάϥϑΟΫεɺΤϑΣΫτ ‣ %ɺ%ɺϕΫλʔσʔλͳͲ༷ʑͳܗࣜͷը૾Λදࣔ ! ‣ $BOWBTɿ%άϥϑΟΫεɺΞχϝʔγϣϯ ‣ 8FC(-ɿϒϥ΢β্Ͱɺ%άϥϑΟΫεΛදࣔ ‣ 47(ɿϕΫλʔσʔλ

%ɺάϥϑΟΫεɺΤϑΣΫτ ‣ $BOWBT%ʹΑΔΞχϝʔγϣϯͷσϞ ‣ http://yoppa.org/blog/2683.html

%ɺάϥϑΟΫεɺΤϑΣΫτ ‣ .BHJDEVTUIUUQNSEPPCDPNNBHJD@EVTU

%ɺάϥϑΟΫεɺΤϑΣΫτ ‣ $ISZTBPSBIUUQDISZTBPSBDPN

$44ɺελΠϦϯά ‣ $44ͷදݱྗ͕ɺΑΓ๛͔ʹ ! ‣ 8FCGPOUTɺίϥϜɺಁ໌౓ɺؙ֯ɺάϥσʔγϣϯɺυϩο ϓγϟυ΢ɺ൓ࣹɺτϥϯδγϣϯ Ξχϝʔγϣϯ ɺճసɾ Ҡಈɺ
! ‣ HTML Rocks - CSS3

$44ɺελΠϦϯά ‣ $441MBZHPVOE$44ͷ࣮ݧ৔ ‣ http://css3.mikeplate.com/

ύϑΥʔϚϯεɺΠϯςάϨʔγϣϯ ‣ 8FCΞϓϦΛߴ଎Խ͢Δ༷ʑͳٕज़ ! ‣ 8FC8PSLFSTɿϒϥ΢β্Ͱฒྻॲཧ ‣ $44ͷηϨΫλͷਐԽ ‣ ϒϥ΢βͷώετϦ৘ใΛૢ࡞FUD
! ‣ 8FCΞϓϦΛΑΓߴ଎ʹɺշదʹ͢ΔͨΊͷجૅٕज़ͷൃల

$ISPNF&YQFSJNFOUT ‣ IUUQDISPNFFYQFSJNFOUTDPN ‣ $ISPNF&YQFSJNFOUTʹϐοΫΞοϓ͞ΕͨͷαΠτ

·ͱΊ ‣ )5.-ͷීٴʹΑͬͯ8FCͷϢʔβମݧ͸େ͖͘มԽ͢Δ ‣ 8FCϒϥ΢βࣗମ͕ΞϓϦέʔγϣϯͷϓϥοτϑΥʔϜ΁ ‣ ϒϥ΢β͕04ʹ$ISPNF04 ‣ ʮ8FCදݱʯʹٻΊΒΕΔεΩϧ΋࣌୅ͱͱ΋ʹมԽ ‣
͜ͷतۀͰ͸ɺ৽ͨͳٕज़Λੵۃతʹ׆༻ͯ͠ɺදݱ͢Δख ๏ʹֶ͍ͭͯΜͰ͍͖͍ͨ

)5.-͸͡ΊͷҰา

)5.-͸͡ΊͷҰา ‣ )5.-͔Βಋೖ͞Εͨ৽͍͠ཁૉΛ࢖༻ͯ͠ɺ)5.-ͷϖʔ δΛ࡞੒ͯ͠ΈΔ ‣ $44Ͱ࡞੒ͨ͠)5.-ͷϖʔδΛߏ଄ʹଈͯ͠ϨΠΞ΢τ ‣ $44ʹಋೖ͞Ε༷ͨʑͳදݱख๏Λࢼͯ͠ΈΔ

)5.-͸͡ΊͷҰา ‣ ࡞੒͢ΔϖʔδͷΠϝʔδ ‣ ্ԼʹϔομʔͱϑολʔɺࠨʹφϏήʔγϣϯӈʹෳ਺ه ࣄ͔ΒͳΔϝΠϯίϯςϯπ

)5.-͸͡ΊͷҰา ‣ )5.-Ҏલ )5.-ɺ9)5.- Ͱͷ΍Γ͔ͨ ! ‣ EJWཁૉΛ࢖༻ͯ͠ɺϖʔδΛߏ଄ͷ୯Ґ͝ͱʹ෼ׂ ‣ ͦΕͧΕͷEJWཁૉʹJEଐੑɺ·ͨ͸DMBTTଐੑΛ෇༩
‣ ଐੑͷ໊લ͔Βɺ$44͔ΒͦΕͧΕͷཁૉ΁ΞΫηε ‣ $44ͰϨΠΞ΢τ΍ݸผͷσβΠϯΛهड़

)5.-͸͡ΊͷҰา ‣ )5.-Ҏ߱Ͱ͸ɺҙຯ ηϚϯςΟΫε ʹΑΔϚʔΫΞο ϓ͕ՄೳͱͳΔ ! ‣ )5.-ͷϖʔδͷߏ଄Λࢦఆ͢Δཁૉ ‣
TFDUJPOຊͷҰ෦͋Δ͍͸ষɺষͷηΫγϣϯɺ͋Δ͍͸ جຊతʹ)5.-Ͱಠࣗͷݟग़͠Λ࣋ͭ͢΂ͯͷ΋ͷ ‣ IFBEFSϖʔδʹදࣔ͞ΕΔϖʔδɾϔομʔɺIFBEཁ ૉͱ͸શ͘ҙຯ߹͍͕ҧ͏ͷͰ஫ҙ ‣ GPPUFSࡉ͔͍จࣈͰͷઆ໌͕ೖΔϖʔδɾϑολʔɺ &NBJMɾϝοηʔδͷॺ໊ͳͲ͕ೖΔ ‣ OBWଞͷϖʔδ΁ͷϦϯΫͷू·Γ ‣ BSUJDMFϒϩά΍8FCϚΨδϯɺҰཡهࣄͳͲʹܝࡌ͞Ε ͍ͯΔݸʑͷΤϯτϦʔ

)5.-͸͡ΊͷҰา ‣ )5.-ɺ9)5.-ͰͷϚʔΫΞοϓ

)5.-͸͡ΊͷҰา ‣ )5.-Ͱ͸͜͏ͳΔ

)5.-͸͡ΊͷҰา ‣ ࣮ࡍʹ)5.-Λهड़͢ΔͨΊͷ਽ܗΛ༻ҙ͢Δ <!DOCTYPE html> <html lang="ja"> <head> <meta charset="utf-8"
/> <title>HTML5ͱCSS3ʹΑΔϖʔδαϯϓϧ</title> </head> <body> <h1>HTML5 + CSS3, Layout Sample</h1> <h2>Media Literacy 2011, Tama Art University</h2> <ul> <li><a href="#">Home</a></li> <li><a href="#">Menu 1</a></li> <li><a href="#">Menu 2</a></li> <li><a href="#">Menu 3</a></li> </ul> <h2>͜ͷαΠτʹ͍ͭͯ</h2> <p>͋ͷΠʔϋτʔϰΥͷ͖͢ͱ͓ͬͨ෩ɺՆͰ΋ఈʹྫྷͨ͞Λ΋ͭ੨͍ͦΒ…</p> <h3>HTML5ͱCSS3ʹΑΔ๛͔ͳදݱ</h3> <p>͋ͷΠʔϋτʔϰΥͷ͖͢ͱ͓ͬͨ෩ɺՆͰ΋ఈʹྫྷͨ͞Λ΋ͭ੨͍ͦΒ…</p> <h2>͞Βʹผͷهࣄ</h2> <p>͋ͷΠʔϋτʔϰΥͷ͖͢ͱ͓ͬͨ෩ɺՆͰ΋ఈʹྫྷͨ͞Λ΋ͭ੨͍ͦΒ…</p>

)5.-͸͡ΊͷҰา ‣ ࣮ࡍʹ)5.-Λهड़͢ΔͨΊͷ਽ܗΛ༻ҙ͢Δ ͖ͭͮ <h2>Navigation</h2> <ul> <li><a href="#">example 1 </a></li>
<li><a href="#">example 2 </a></li> <li><a href="#">example 3 </a></li> <li><a href="#">example 4 </a></li> <li><a href="#">example 5 </a></li> <li><a href="#">example 6 </a></li> <li><a href="#">example 7 </a></li> <li><a href="#">example 8 </a></li> </ul> <p>This site is licensed under a Creative Commons License.</p> </body> </html>

)5.-͸͡ΊͷҰา ‣ ͜ͷϖʔδͷߏ଄ ! ‣ ϔομʔ ‣ େݟग़͠I ‣ தݟग़͠I
‣ ϔομʔϝχϡʔVM MJ ‣ ηΫγϣϯ ‣ هࣄ ‣ େݟग़͠I ‣ ஈམQ ‣ தݟग़͠I ‣ ஈམQ ‣ هࣄ ‣ େݟग़͠I ‣ ஈམQ ‣ φϏήʔγϣϯ ‣ େݟग़͠I ‣ φϏήʔγϣϯϝχϡʔVM MJ ‣ ϑολʔ ‣ ஈམ

)5.-͸͡ΊͷҰา ‣ ϒϥ΢βͰදࣔ

)5.-͸͡ΊͷҰา ‣ ͜ͷϖʔδΛ)5.-ʹॻ͖׵͍͑ͯ͘ ‣ ҙຯͷߏ଄ ηϚϯςΟΫε Λ)5.-ͰϚʔΫΞοϓ ! ‣ ϔομʔˠIFBEFSཁૉ
‣ ݟग़͠ͷ·ͱ·ΓˠIHSPVQཁૉ ‣ ݸผͷهࣄˠBSUJDMFཁૉ ‣ φϏήʔγϣϯˠOBWཁૉ ‣ ϑολʔˠGPPUFSཁૉ

)5.-͸͡ΊͷҰา ‣ )5.-Ͱߏ଄Խͨ͠αϯϓϧ <!DOCTYPE html> <html lang="ja"> <head> <meta charset="utf-8"
/> <title>HTML5ͱCSS3ʹΑΔϖʔδαϯϓϧ</title> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> </head> <body> <header> <hgroup> <h1>HTML5 + CSS3, Layout Sample</h1> <h2>Media Literacy 2011, Tama Art University</h2> </hgroup> <ul> <li><a href="#">Home</a></li> <li><a href="#">Menu 1</a></li> <li><a href="#">Menu 2</a></li> <li><a href="#">Menu 3</a></li> </ul> </header> <div id="main"> <article> <h1>͜ͷαΠτʹ͍ͭͯ</h1> <p>͋ͷΠʔϋτʔϰΥͷ͖͢ͱ͓ͬͨ෩ɺՆͰ΋ఈʹྫྷͨ͞Λ…</p> <h2>HTML5ͱCSS3ʹΑΔ๛͔ͳදݱ</h2> <p>͋ͷΠʔϋτʔϰΥͷ͖͢ͱ͓ͬͨ෩ɺՆͰ΋ఈʹྫྷͨ͞Λ…</p>

)5.-͸͡ΊͷҰา ‣ )5.-Ͱߏ଄Խͨ͠αϯϓϧ ͖ͭͮ </article> <article> <h1>͞Βʹผͷهࣄ</h1> <p>͋ͷΠʔϋτʔϰΥͷ͖͢ͱ͓ͬͨ෩ɺՆͰ΋ఈʹྫྷͨ͞Λ…</p> </article> </div>
<nav> <h1>Navigation</h1> <ul> <li><a href="#">example 1 </a></li> <li><a href="#">example 2 </a></li> <li><a href="#">example 3 </a></li> <li><a href="#">example 4 </a></li> <li><a href="#">example 5 </a></li> <li><a href="#">example 6 </a></li> <li><a href="#">example 7 </a></li> <li><a href="#">example 8 </a></li> </ul> </nav> <footer> <p>This site is licensed under a Creative Commons License</p> </footer> </body> </html>

)5.-͸͡ΊͷҰา ‣ )5.-Ͱߏ଄Խͨ͠ϖʔδΛϒϥ΢βͰ։͍ͯΈΔ ‣ ʜݟͨ໨ʹ͸มԽͳ͠ˠԿނ͔ ‣ )5.-ͷߏ଄Խཁૉ͸จষͷ۠෼ΛϚʔΫΞοϓ͢Δ͚ͩ ‣ ҙຯߏ଄Λड͚ͯɺͲͷΑ͏ʹϨΠΞ΢τ͢Δͷ͔͸ɺ͍·
·Ͱͷ)5.-ͱಉ༷ʹελΠϧγʔτΛ࢖༻

)5.-͸͡ΊͷҰา ‣ $44Λద༻͢ΔͨΊIFBEཁૉʹ௥Ճ ‣ $44΁ͷϦϯΫΛهड़ɿTUZMFDTT ! ‣ *OUFSOFU&YQMPSFSରࡦ ‣ *&ͷ)5.-ରԠ͸͋·Γྑ͘ͳ͍ʜ
‣ *&ରࡦͷͨΊʹɺIUNMTIJNͱ͍͏*&Λ)5.-ʹରԠͤ͞ ΔͨΊͷ+BWB4DSJQU IUNMKT Λར༻ ‣ http://code.google.com/p/html5shim/

)5.-͸͡ΊͷҰา ‣ IFBEཁૉ͸ҎԼͷΑ͏ʹͳΔ <!DOCTYPE html> <html lang="ja"> <head> <meta charset="utf-8"
/> <title>HTML5ͱCSS3ʹΑΔϖʔδαϯϓϧ</title>  <link rel="stylesheet" href="style.css" /> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8"> </head> !

)5.-͸͡ΊͷҰา ‣ ϖʔδͷϨΠΞ΢τΛ$44Ͱهड़ body { width:960px; margin:20px auto; } !
header, nav, footer, #main { display:block; border:1px solid #ccc; margin:5px; padding:20px; } ! header { text-align:center; padding:30px; } ! header ul, header li { list-style-type:none; display:inline; } ! nav { float:right; width:236px; }

)5.-͸͡ΊͷҰา ‣ ϖʔδͷϨΠΞ΢τΛ$44Ͱهड़ ͖ͭͮ ! #main { float:right; width:620px; }
! footer { clear:both !important; text-align: center; }

)5.-͸͡ΊͷҰา ‣ ϒϥ΢βͰ֬ೝͯ͠ΈΔ

)5.-͸͡ΊͷҰา ‣ $44ͷࢹ֮ޮՌΛར༻͢Δ ! ‣ CSS3Ͱ͸ɺҎલͷόʔδϣϯʹൺ΂ͯେ෯ʹػೳ͕ڧԽ ‣ 8FCGPOUTɺίϥϜɺಁ໌౓ɺؙ֯ɺάϥσʔγϣϯɺυϩο ϓγϟυ΢ɺ൓ࣹɺτϥϯδγϣϯ Ξχϝʔγϣϯ
ɺճసɾ Ҡಈɺ ‣ HTML Rocks - CSS3

)5.-͸͡ΊͷҰา ‣ $441MBZHPVOE$44ͷ࣮ݧ৔ ‣ http://css3.mikeplate.com/ 5FYU

)5.-͸͡ΊͷҰา ‣ $44Λ׆༻ͯ͠ΈΔ body { background:#aaa; font-family: Georgia, 'Hiragino
Mincho Pro', Meiryo, serif; color:#000; margin:20px auto; text-align:center; line-height:1.5em; width:960px; } h1, h2, h3, h4, h5, h6 { font-family:"Hiragino Kaku Gothic Pro", Meiryo, sans-serif; font-weight:lighter; } a:link, a:visited { color:#c00; text-decoration:none; } a:hover { color:#0cc; } header, nav, #main, footer { display:block; -webkit-border-radius: 8px; -moz-border-radius: 8px; border-radius: 8px; -webkit-box-shadow: 0px 0px 4px #666;

)5.-͸͡ΊͷҰา ‣ $44Λ׆༻ͯ͠ΈΔ -moz-box-shadow: 0px 0px 4px #666; box-shadow:
0px 0px 4px #666; border: 1px solid #d3d3d3; background-color: #fff; margin:5px; padding: 0 20px 10px 20px; font-size: 12pt; color: #000; text-align: left; } header { text-align:center; padding:30px; background-image: -moz-linear-gradient(top, #888, #333); background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0.0, #888), color-stop(1.0, #333)); background-color: #444; border:none; color:#fff; text-shadow: 0px 0px 4px #000000; } header h1, header h2, header h3, header h4, header h5, header h6, header li, header p { font-family: Georgia, 'Hiragino Mincho Pro', Meiryo, serif; }

)5.-͸͡ΊͷҰา ‣ $44Λ׆༻ͯ͠ΈΔ header h1 { font-size:2.3em; text-transform:none; letter-spacing:0em;
} header h2 { margin:-10px 0px 20px; font-size:1.3em; } header ul { padding:0px; list-style-type:none; display:inline; } header li { margin:0px 10px; padding:0px; list-style-type:none; display:inline; } header a:link, nav a:visited { font-weight:normal; }

)5.-͸͡ΊͷҰา ‣ $44Λ׆༻ͯ͠ΈΔ nav { float:right; width:200px; } nav
h1 { font-size:1.4em; } #main { float:right; width:656px; text-align:left; margin-bottom:10px; } #main h1, nav h1 { -webkit-border-radius: 4px; -moz-border-radius: 4px; border-radius: 4px; background-color:#444; color:#fff; padding:10px; margin:10px -10px; text-shadow:1px 1px 5px #000; }

)5.-͸͡ΊͷҰา ‣ $44Λ׆༻ͯ͠ΈΔ #main ul { padding:0px; list-style:none; border-top:1px
solid #e7e2d7; margin:14px 0px; } #main li { margin:0px; padding:0px; list-style:none; } #main li a:link, #main li a:visited { float:left; width:96%; padding:3px 1%; border-bottom:1px solid #e7e2d7; } #main li a:hover { background:#f2f1ec; } #main p { font-size:0.9em; } article { margin:0 0 30px 0; }

)5.-͸͡ΊͷҰา ‣ $44Λ׆༻ͯ͠ΈΔ footer { clear:both !important; padding:10px; background-color:
#444; border:none; color:#fff; font-size:0.8em; text-align:center; } footer a { margin:0px 5px; }

)5.-͸͡ΊͷҰา ‣ $44Λద༻ͨ݁͠Ռ

)5.-͸͡ΊͷҰา ‣ ·ͱΊ ! ‣ ࠓճͷतۀɺ)5.-ͱ$44ͷಋೖ ‣ ߏ଄ԽͷͨΊͷ৽ཁૉΛར༻ ‣ )5.-ʹҙຯཁૉΛ༩͑ɺͦΕΛར༻ͯ͠$44ͰϨΠΞ΢
τ΍σβΠϯΛߦ͏ํ๏ ‣ ͔͠͠ɺ)5.-ͰՄೳͱͳͬͨ͜ͱ͸ΑΓ޿ൣғʹ౉Δ ‣ ࣍ճ͸ΑΓಈతͳදݱʹ͍ͭͯͱΓ͍͖͍͋͛ͨ

HTML5とは何か、HTML5はじめの一歩

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