CSSã°ãªããã®ãã©ãã¯ã¢ã©ã€ã¡ã³ãã®åãè§£ãæŸã¡ãã°ãªããã¢ã€ãã ãæ£ç¢ºã«é 眮ããã°ããŒãã«ãªèŠèŽè åãã®æè»ã§ã¬ã¹ãã³ã·ããªã¬ã€ã¢ãŠããäœæããŸããããŸããŸãªã¢ã©ã€ã¡ã³ãããããã£ãšãã®å®çšçãªå¿çšäŸã«ã€ããŠåŠã³ãŸãããã
CSSã°ãªãããã©ãã¯ã¢ã©ã€ã¡ã³ãããã¹ã¿ãŒããïŒã°ãªããã¢ã€ãã ã®é 眮ã粟å¯ã«å¶åŸ¡ãã
CSSã°ãªããã¯ãã³ã³ãã³ãã®æ§é åæ¹æ³ãæ¯é¡ã®ãªãæè»æ§ãšå¶åŸ¡ã§æäŸãããŠã§ãã¬ã€ã¢ãŠããã¶ã€ã³ã«é©åœããããããŸãããCSSã°ãªããã®æã匷åãªåŽé¢ã®1ã€ã¯ãæå®ãããé åå ã§ã®ã°ãªããã¢ã€ãã ã®é çœ®ãæ£ç¢ºã«å¶åŸ¡ããèœåã§ããããã¯ãã€ã³ã©ã€ã³ïŒæ°Žå¹³ïŒè»žãšãããã¯ïŒåçŽïŒè»žã®äž¡æ¹ã«æ²¿ã£ãã¢ã€ãã ã®é 眮ã管çããããã«èšèšãããäžé£ã®ããããã£ãå å«ãããã©ãã¯ã¢ã©ã€ã¡ã³ãã®æŠå¿µãéããŠå®çŸãããŸãããã®ããã°èšäºã¯ãã°ããŒãã«ãªèŠèŽè åãã«èŠèŠçã«é åçã§éåžžã«æ©èœçãªãŠã§ãã¬ã€ã¢ãŠããäœæããããã«ãCSSã°ãªãããã©ãã¯ã¢ã©ã€ã¡ã³ããçè§£ãå©çšããããã®å æ¬çãªã¬ã€ããšããŠåœ¹ç«ã¡ãŸãã
æ žãšãªãæŠå¿µãçè§£ãã
ç¹å®ã®ããããã£ãæãäžããåã«ãCSSã°ãªãããã¬ã€ã¢ãŠãã¹ããŒã¹ãã©ã®ããã«å®çŸ©ãå¶åŸ¡ãããã®åºæ¬çãªæŠå¿µãææ¡ããããšãéèŠã§ããã°ãªããã¯æ¬è³ªçã«ãè¡ãšåããæ§æããã2次å ã·ã¹ãã ã§ããã°ãªããã¢ã€ãã ã¯ããããã®è¡ãšåã®äº€ç¹ã«ãã£ãŠåœ¢æãããã»ã«å ã«é 眮ãããŸãããã©ãã¯ã¢ã©ã€ã¡ã³ãããããã£ã䜿çšãããšããããã®ã°ãªããã¢ã€ãã ãã»ã«å ã§ã©ã®ããã«é 眮ããããããŸãã°ãªããå šäœãã³ã³ããå ã§ã©ã®ããã«é 眮ãããããå¶åŸ¡ã§ããŸãã
ãã©ãã¯ã¢ã©ã€ã¡ã³ããçè§£ããããã®éµã¯ãã°ãªããã¢ã€ãã èªäœãšã°ãªããã³ã³ãããšã®åºå¥ãèªèããããšã§ããã¢ã©ã€ã¡ã³ãããããã£ã¯ãã¢ã€ãã ã®é 眮ã«åœ±é¿ãäžããããã«ã°ãªããã³ã³ããã«é©çšãããŸããã¢ã©ã€ã¡ã³ãããããã£ã¯ãåã ã®ã¢ã€ãã ã«åœ±é¿ãäžãããã®ãšãã°ãªãããã©ãã¯å šäœã«åœ±é¿ãäžãããã®ã®2ã€ã®äž»èŠãªã«ããŽãªã«åããããŸãã
äž»èŠãªçšèª
- ã°ãªããã³ã³ãã: `display: grid;` ãŸã㯠`display: inline-grid;` ãé©çšãããèŠçŽ ã
- ã°ãªããã¢ã€ãã : ã°ãªããã³ã³ããã®çŽæ¥ã®åèŠçŽ ã
- ãã©ãã¯: ã°ãªããå ã®è¡ãŸãã¯åã
- ã»ã«: è¡ãšåã®äº€ç¹ãã°ãªããã¢ã€ãã ã¯1ã€ä»¥äžã®ã»ã«ãå æããŸãã
- ã€ã³ã©ã€ã³è»žïŒæ°Žå¹³ïŒ: ã°ãªããã®æ°Žå¹³æ¹åã衚ããŸãã
- ãããã¯è»žïŒåçŽïŒ: ã°ãªããã®åçŽæ¹åã衚ããŸãã
åã ã®ã°ãªããã¢ã€ãã ãé 眮ãã
ãããã®ããããã£ã¯ãããããã®ã°ãªããé åïŒã»ã«ïŒå ã§ã®åã ã®ã°ãªããã¢ã€ãã ã®é 眮ãå¶åŸ¡ããŸããããã«ãããã¢ã€ãã ã®é 眮ã现ããå¶åŸ¡ã§ããŸãã
1. `align-items`
ã°ãªããã³ã³ããã«é©çšããã`align-items`ããããã£ã¯ãã°ãªããé åå ã§ã°ãªããã¢ã€ãã ããããã¯ïŒåçŽïŒè»žã«æ²¿ã£ãŠé 眮ããŸããããã¯ãã°ãªããã¢ã€ãã ã®é«ããç°ãªãå ŽåããåçŽæ¹åã®é 眮ãå¶åŸ¡ãããå Žåã«ç¹ã«åœ¹ç«ã¡ãŸããããã©ã«ãå€ã¯`stretch`ã§ãã¢ã€ãã ã¯ã°ãªããé åã®é«ãå šäœã«åŒã䌞ã°ãããŸããããŸããŸãªå€ãšãã®åäœã以äžã®äŸãšå ±ã«èª¬æããŸãã
- `stretch`ïŒããã©ã«ãïŒ: ã¢ã€ãã ãã°ãªããé åã®é«ãå šäœã«åŒã䌞ã°ãããŸãããããããã©ã«ãã®åäœã§ãã
- `start`: ã¢ã€ãã ãã°ãªããé åã®äžéšã«æããããŸãã
- `end`: ã¢ã€ãã ãã°ãªããé åã®äžéšã«æããããŸãã
- `center`: ã¢ã€ãã ãã°ãªããé åå ã§åçŽæ¹åã«äžå€®æããããŸãã
- `baseline`: ã¢ã€ãã ããã®ããŒã¹ã©ã€ã³ã«åºã¥ããŠæããããŸããããã¯ãã¢ã€ãã ã«ããã¹ããå«ãŸããŠããããã®ããã¹ãããŒã¹ã©ã€ã³ãæãããå Žåã«åœ¹ç«ã¡ãŸãã
äŸ:
.grid-container {
display: grid;
grid-template-columns: repeat(3, 1fr);
grid-template-rows: repeat(2, 100px);
align-items: center; /* Vertically center items */
border: 1px solid black;
}
.grid-item {
background-color: #f0f0f0;
border: 1px solid #ccc;
padding: 20px;
}
ãã®äŸã§ã¯ã`.grid-container`å ã®ãã¹ãŠã®ã°ãªããã¢ã€ãã ããããããã®ã»ã«å ã§åçŽæ¹åã«äžå€®æããããŸããã³ã³ãã³ãã®é«ãã«é¢ããããã¢ã€ãã ã¯åžžã«äžå€®ã«é 眮ãããŸãã
2. `justify-items`
ã°ãªããã³ã³ããã«é©çšããã`justify-items`ããããã£ããã°ãªããé åå ã§ã°ãªããã¢ã€ãã ãã€ã³ã©ã€ã³ïŒæ°Žå¹³ïŒè»žã«æ²¿ã£ãŠé 眮ããŸããããã¯`align-items`ã®æ©èœãšäŒŒãŠããŸãããæ°Žå¹³æ¹åã«é©çšãããŸãã
- `stretch`ïŒããã©ã«ãïŒ: ã¢ã€ãã ãã°ãªããé åã®å¹ å šäœã«åŒã䌞ã°ãããŸãã
- `start`: ã¢ã€ãã ãã°ãªããé åã®å·ŠåŽã«æããããŸãã
- `end`: ã¢ã€ãã ãã°ãªããé åã®å³åŽã«æããããŸãã
- `center`: ã¢ã€ãã ãã°ãªããé åå ã§æ°Žå¹³æ¹åã«äžå€®æããããŸãã
- `baseline`: ã¢ã€ãã ããã®ããŒã¹ã©ã€ã³ã«åºã¥ããŠæããããŸããããã¯æ°Žå¹³æ¹åã«ã¯ããŸãæçšã§ã¯ãããŸããããã€ã³ã©ã€ã³ã³ã³ãã³ããæã€èŠçŽ ã«é©çšã§ããŸãã
äŸ:
.grid-container {
display: grid;
grid-template-columns: repeat(3, 100px);
grid-template-rows: 100px;
justify-items: center; /* Horizontally center items */
border: 1px solid black;
}
.grid-item {
background-color: #f0f0f0;
border: 1px solid #ccc;
padding: 20px;
}
ããã§ã¯ããã¹ãŠã®ã°ãªããã¢ã€ãã ãã°ãªããã»ã«å ã§æ°Žå¹³æ¹åã«äžå€®æããããŸãã
3. åã ã®ã¢ã€ãã ã«å¯Ÿãã `align-items` ããã³ `justify-items` ã®ãªãŒããŒã©ã€ã
`align-self`ããã³`justify-self`ããããã£ã䜿çšãããšãåã ã®ã°ãªããã¢ã€ãã ã«å¯ŸããŠ`align-items`ããã³`justify-items`ããããã£ããªãŒããŒã©ã€ãããããšãã§ããŸããããã«ãããã°ãªããå ã§ã®ã¢ã€ãã ã®é 眮ãããã«çްããå¶åŸ¡ã§ããŸãã
- `align-self`: ã³ã³ããã«èšå®ããã`align-items`ã®å€ããªãŒããŒã©ã€ãããŠãåäžã®ã°ãªããã¢ã€ãã ããããã¯è»žã«æ²¿ã£ãŠé 眮ããŸãã
- `justify-self`: ã³ã³ããã«èšå®ããã`justify-items`ã®å€ããªãŒããŒã©ã€ãããŠãåäžã®ã°ãªããã¢ã€ãã ãã€ã³ã©ã€ã³è»žã«æ²¿ã£ãŠé 眮ããŸãã
äŸ:
.grid-container {
display: grid;
grid-template-columns: repeat(3, 1fr);
grid-template-rows: 100px;
align-items: center;
justify-items: start;
border: 1px solid black;
}
.grid-item:nth-child(2) {
align-self: end;
justify-self: center;
background-color: lightblue;
}
ãã®å Žåãã°ãªããã³ã³ããã®`align-items`ããããã£ã`center`ã«èšå®ãããŠããŠãã2çªç®ã®ã°ãªããã¢ã€ãã ïŒ`.grid-item:nth-child(2)`)ã¯äžéšïŒ`align-self: end`ïŒã«é 眮ãããæ°Žå¹³æ¹åã«äžå€®æãïŒ`justify-self: center`ïŒãããŸãã
ã°ãªãããã©ãã¯å šäœãé 眮ãã
ãããã®ããããã£ã¯ãã°ãªããå šäœã®ã³ã³ããå ã§ã®é 眮ã管çããèŠèŠçãªééãšãã¶ã€ã³ã®éžæè¢ãçã¿åºããŸãã
1. `align-content`
ã°ãªããã³ã³ããã«é©çšããã`align-content`ããããã£ã¯ãã°ãªããã³ã³ããã«äœåãªã¹ããŒã¹ãããå Žåã«ãã°ãªãããã©ãã¯ããããã¯ïŒåçŽïŒè»žã«æ²¿ã£ãŠé 眮ããŸããããã¯`align-items`ãšåæ§ã«æ©èœããŸãããåã ã®ã¢ã€ãã ã«åœ±é¿ãäžããã®ã§ã¯ãªããã°ãªããå šäœã®åçŽæ¹åã®é 眮ã«åœ±é¿ãäžããŸããããã¯ãã°ãªããã«æå®ãããé«ãïŒäŸïŒ`grid-template-rows`ãšã°ãªããã³ã³ããã®`height`ã䜿çšïŒããã°ãªããã¢ã€ãã ãšãã®ã¬ã¿ãŒã®åèšã®é«ãããã倧ããå Žåã«èŠèŠåãããŸãã
- `stretch`ïŒããã©ã«ãïŒ: ã°ãªãããã©ãã¯ãäœåãªã¹ããŒã¹ãåããããã«åŒã䌞ã°ãããŸãã
- `start`: ã°ãªãããã©ãã¯ãã°ãªããã³ã³ããã®äžéšã«æããããŸãã
- `end`: ã°ãªãããã©ãã¯ãã°ãªããã³ã³ããã®äžéšã«æããããŸãã
- `center`: ã°ãªãããã©ãã¯ãã°ãªããã³ã³ããå ã§åçŽæ¹åã«äžå€®æããããŸãã
- `space-around`: äœåãªã¹ããŒã¹ãã°ãªãããã©ãã¯ã®åšå²ã«åæ£ãããŸãã
- `space-between`: äœåãªã¹ããŒã¹ãã°ãªãããã©ãã¯éã«åæ£ãããŸãã
- `space-evenly`: äœåãªã¹ããŒã¹ãã°ãªãããã©ãã¯ã®åšå²ãšéã«åçã«åæ£ãããŸãã
äŸ:
.grid-container {
display: grid;
grid-template-columns: repeat(3, 1fr);
grid-template-rows: repeat(2, 100px);
height: 500px; /* Grid container has a defined height */
align-content: center;
border: 1px solid black;
}
.grid-item {
background-color: #f0f0f0;
border: 1px solid #ccc;
padding: 20px;
}
ãã®ã·ããªãªã§ã¯ãã°ãªããã³ã³ãããåå ã®ã³ã³ãã³ããããé«ããããã°ãªããã¢ã€ãã ã¯ãã倧ããªã³ã³ããå ã§åçŽæ¹åã«äžå€®æããããŸããã°ãªãããã©ãã¯ã®äžäžã®ç©ºçœã¹ããŒã¹ã¯ãã°ãªããå šäœãäžå€®æãããããã«åçã«åæ£ãããŸããã°ãªããã³ã³ãããã°ãªããã³ã³ãã³ããšåããµã€ãºã®å Žåã`align-content`ã¯äœãè¡ããŸãããæ©èœããã«ã¯è¿œå ã®åçŽã¹ããŒã¹ãå¿ èŠã§ãã
2. `justify-content`
ã°ãªããã³ã³ããã«é©çšããã`justify-content`ããããã£ã¯ã`align-content`ããããã¯è»žã«æ²¿ã£ãŠé 眮ããã®ãšåãæ¹æ³ã§ãã°ãªãããã©ãã¯ãã€ã³ã©ã€ã³ïŒæ°Žå¹³ïŒè»žã«æ²¿ã£ãŠé 眮ããŸãã`align-content`ãšåæ§ã«ãã°ãªããã³ã³ããå ã«äœåãªã¹ããŒã¹ãããå Žåã«éèŠã«ãªããŸããããã¯éåžžãã°ãªããã³ã³ãããã³ã³ãã³ããããåºãå ŽåããŸãã¯`grid-template-columns`ããããã£ã§`fr`ãªã©ã®æè»ãªåäœã䜿çšããŠããå Žåã«çºçããŸãã
- `start`: ã°ãªãããã©ãã¯ãã°ãªããã³ã³ããã®å·ŠåŽã«æããããŸãã
- `end`: ã°ãªãããã©ãã¯ãã°ãªããã³ã³ããã®å³åŽã«æããããŸãã
- `center`: ã°ãªãããã©ãã¯ãã°ãªããã³ã³ããå ã§æ°Žå¹³æ¹åã«äžå€®æããããŸãã
- `space-around`: äœåãªã¹ããŒã¹ãã°ãªãããã©ãã¯ã®åšå²ã«åæ£ãããŸãã
- `space-between`: äœåãªã¹ããŒã¹ãã°ãªãããã©ãã¯éã«åæ£ãããŸãã
- `space-evenly`: äœåãªã¹ããŒã¹ãã°ãªãããã©ãã¯ã®åšå²ãšéã«åçã«åæ£ãããŸãã
äŸ:
.grid-container {
display: grid;
grid-template-columns: repeat(3, 100px);
grid-template-rows: 100px;
width: 500px; /* Grid container has a defined width */
justify-content: center;
border: 1px solid black;
}
.grid-item {
background-color: #f0f0f0;
border: 1px solid #ccc;
padding: 20px;
}
ããã§ã¯ãã°ãªãããã©ãã¯ã¯åèš300pxå¹ ïŒ3å * å100pxïŒã§ããã°ãªããã³ã³ããã®å¹ ã¯500pxã§ã200pxã®äœåãªã¹ããŒã¹ããããŸãã`justify-content: center`ã¯ãã°ãªããå šäœãã³ã³ããå ã§æ°Žå¹³æ¹åã«äžå€®æãããäž¡åŽã«100pxã®ã¹ããŒã¹ãé 眮ããŸãã
å®çšçãªå¿çšäŸãšã°ããŒãã«ãªäŸ
ãã©ãã¯ã¢ã©ã€ã¡ã³ãããããã£ã¯ãã¬ã¹ãã³ã·ãã§èŠèŠçã«é åçãªã¬ã€ã¢ãŠããäœæããããã«éåžžã«å€æ©èœã§éèŠã§ãã以äžã«ãã°ããŒãã«ãªèŠèŽè åãã®äŸã亀ããå®çšçãªå¿çšäŸãããã€ã瀺ããŸãã
1. ããã²ãŒã·ã§ã³ã¡ãã¥ãŒïŒæ°Žå¹³ïŒåçŽïŒ
CSSã°ãªããã¯ãæŽç·Žãããããã²ãŒã·ã§ã³ã¡ãã¥ãŒãå¯èœã«ããŸããäŸãã°ã`justify-items: center`ã䜿çšããŠãªã³ã¯ãã°ãªããã»ã«å ã§äžå€®æããããæ°Žå¹³ããã²ãŒã·ã§ã³ã¡ãã¥ãŒãäœæã§ããŸãããããã¯ãããŸããŸãªç»é¢ãµã€ãºã«å¯Ÿå¿ããåçŽããã²ãŒã·ã§ã³ã¡ãã¥ãŒã§ã¯ã`align-items: center`ãå©çšããŠããã²ãŒã·ã§ã³ã¢ã€ãã ãã»ã«å ã§åçŽæ¹åã«äžå€®æãã§ããŸããããã¯ãã¢ã©ãã¢èªãããã©ã€èªã®ãããªå³ããå·Šã«èšè¿°ããå°åã®ãŠã§ããµã€ãã§ç¹ã«åœ¹ç«ã¡ãã¬ã€ã¢ãŠãã®ãã©ãŒãªã³ã°ã容æã«ããŸãã
2. ç»åã®ã£ã©ãªãŒ
ç»åã®ã£ã©ãªãŒãäžè¬çãªäœ¿çšäŸã§ãã`align-items`ãš`justify-items`ã䜿çšããŠãã¢ã¹ãã¯ãæ¯ãå©çšå¯èœãªã¹ããŒã¹ã«é¢ããããç»åãã°ãªããã»ã«å ã§åžžã«äžå€®æããããããã«ããããšãã§ããŸããããã¯ãç¹ã«ããŸããŸãªããã€ã¹ãç»é¢ãµã€ãºã§ãŠã§ããµã€ãã«ã¢ã¯ã»ã¹ãããŠãŒã¶ãŒãããã³äžçäžã®ããŸããŸãªå°åã®ãŠãŒã¶ãŒã«ãšã£ãŠãäžè²«ããèŠèŠäœéšãæäŸããããã«äžå¯æ¬ ã§ããäŸãã°ãåçã®ã£ã©ãªãŒã«ã¯ãŠãŒã¶ãŒçæã³ã³ãã³ããå«ãŸããå Žåãããã`align-items: center`ã¯ãç»åã®å¯žæ³ãåãã«é¢ããããããŸããŸãªãœãŒã¹ã®ã³ã³ãã³ãå šäœã§äžè²«ãããšã¯ã¹ããªãšã³ã¹ãæäŸããŸãã
3. ååãªã¹ã
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