align-content-block-009.html (11434B)
1 <!DOCTYPE html> 2 <html> 3 <title>CSS Box Alignment: align-content style change on small block container with floats</title> 4 <link rel="help" href="https://www.w3.org/TR/css-align-3/#align-block"> 5 <link rel="author" title="Elika J. Etemad" href="http://fantasai.inkedblade.net/contact"> 6 <script src="/resources/testharness.js"></script> 7 <script src="/resources/testharnessreport.js"></script> 8 <script src="/resources/check-layout-th.js"></script> 9 10 <style title="Needed for automation; delete to review/debug"> 11 @import "/fonts/ahem.css"; 12 html { font: 10px/1 Ahem; max-width: 800px; } 13 .label { display: none; } 14 #manual { display: none; } 15 </style> 16 17 <style id="initial"> 18 /* scramble test styles */ 19 [style$="start" ] { align-content: end !important; } 20 [style$="center" ] { align-content: unsafe end !important; } 21 [style$="end" ] { align-content: start !important; } 22 [style$="baseline" ] { align-content: unsafe end !important; } 23 [style$="last baseline"] { align-content: start !important; } 24 [style$="flex-start" ] { align-content: normal !important; } 25 [style$="flex-end" ] { align-content: start !important; } 26 [style$="unsafe start" ] { align-content: center !important; } 27 [style$="unsafe center"] { align-content: baseline !important; } 28 [style$="unsafe end" ] { align-content: unsafe center !important; } 29 [style$="safe start" ] { align-content: unsafe end !important; } 30 [style$="safe center" ] { align-content: normal !important; } 31 [style$="safe end" ] { align-content: unsafe end !important; } 32 [style$="space-evenly" ] { align-content: end !important; } 33 [style$="space-between"] { align-content: unsafe center !important; } 34 [style$="space-around" ] { align-content: start !important; } 35 [style$="normal" ] { align-content: unsafe end !important; } 36 </style> 37 <script> 38 function doTest() 39 { 40 document.body.offsetHeight; // trigger layout 41 document.getElementById('initial').disabled = true; 42 checkLayout('.test'); 43 } 44 window.onload = () => { 45 requestAnimationFrame(() => { 46 requestAnimationFrame(doTest); 47 }); 48 }; 49 window.addEventListener("click", () => { document.getElementById('manual').style.display = "inline"; }); 50 </script> 51 52 <style> 53 html, body { margin: 0; padding: 0; } 54 55 .test { height: 1em; margin: 0.5em 2em; 56 /* show bounds of test box without interfering with margin-collapsing */ 57 background: black; padding-right: 2px; } 58 /* ensure float is contained */ 59 .float { float: right; background: orange; height: 2em } 60 /* ensure margin is contained */ 61 .in-flow { margin-top: 1em; background: orange } 62 /* ensure relpos is ignored */ 63 .relpos { position: relative; top: -1.5em; } 64 /* ensure abspos static position follows alignment */ 65 .wrapper { position: relative; } 66 .abspos { position: absolute; right: 0; margin-top: -1.5em; } 67 /* ensure overflow is not counted */ 68 .overflow { height: 0; } 69 70 /* cram into 800x600 */ 71 html { max-height: 600px; columns: 3 } 72 .wrapper { break-inside: avoid; border: solid 2px gray; padding: 3em 0; } 73 74 /* readability */ 75 .test > * { color: #8888; } 76 .label { color: black; font-weight: bold; } 77 </style> 78 79 <!-- 80 Results should be same as align-content-block-005.html. 81 --> 82 83 <div class="wrapper"> 84 <div class="test" style="align-content: start" title="start"> 85 <div class="float" data-offset-y="35">FLT</div> 86 <div class="in-flow" data-offset-y="45"></div> 87 <div class="in-flow"> 88 <div class="float" data-offset-y="45">FLT</div> 89 <span class="label">START</span> 90 <span class="abspos">ABS</span> 91 <span class="relpos">REL</span> 92 <div class="overflow">OVERFLOW</div> 93 </div> 94 </div> 95 </div> 96 <div class="wrapper"> 97 <div class="test" style="align-content: center" title="center"> 98 <div class="float" data-offset-y="35">FLT</div> 99 <div class="in-flow" data-offset-y="45"></div> 100 <div class="in-flow"> 101 <div class="float" data-offset-y="45">FLT</div> 102 <span class="label">CENTER</span> 103 <span class="abspos">ABS</span> 104 <span class="relpos">REL</span> 105 <div class="overflow">OVERFLOW</div> 106 </div> 107 </div> 108 </div> 109 <div class="wrapper"> 110 <div class="test" style="align-content: end" title="end"> 111 <div class="float" data-offset-y="35">FLT</div> 112 <div class="in-flow" data-offset-y="45"></div> 113 <div class="in-flow"> 114 <div class="float" data-offset-y="45">FLT</div> 115 <span class="label">END</span> 116 <span class="abspos">ABS</span> 117 <span class="relpos">REL</span> 118 <div class="overflow">OVERFLOW</div> 119 </div> 120 </div> 121 </div> 122 <div class="wrapper"> 123 <div class="test" style="align-content: baseline" title="baseline"> 124 <div class="float" data-offset-y="35">FLT</div> 125 <div class="in-flow" data-offset-y="45"></div> 126 <div class="in-flow"> 127 <div class="float" data-offset-y="45">FLT</div> 128 <span class="label">BASELINE</span> 129 <span class="abspos">ABS</span> 130 <span class="relpos">REL</span> 131 <div class="overflow">OVERFLOW</div> 132 </div> 133 </div> 134 </div> 135 <div class="wrapper"> 136 <div class="test" style="align-content: last baseline" title="last baseline"> 137 <div class="float" data-offset-y="35">FLT</div> 138 <div class="in-flow" data-offset-y="45"></div> 139 <div class="in-flow"> 140 <div class="float" data-offset-y="45">FLT</div> 141 <span class="label">LAST BASELINE</span> 142 <span class="abspos">ABS</span> 143 <span class="relpos">REL</span> 144 <div class="overflow">OVERFLOW</div> 145 </div> 146 </div> 147 </div> 148 <div class="wrapper"> 149 <div class="test" style="align-content: flex-start" title="flex-start"> 150 <div class="float" data-offset-y="35">FLT</div> 151 <div class="in-flow" data-offset-y="45"></div> 152 <div class="in-flow"> 153 <div class="float" data-offset-y="45">FLT</div> 154 <span class="label">FLEX-START</span> 155 <span class="abspos">ABS</span> 156 <span class="relpos">REL</span> 157 <div class="overflow">OVERFLOW</div> 158 </div> 159 </div> 160 </div> 161 <div class="wrapper"> 162 <div class="test" style="align-content: flex-end" title="flex-end"> 163 <div class="float" data-offset-y="35">FLT</div> 164 <div class="in-flow" data-offset-y="45"></div> 165 <div class="in-flow"> 166 <div class="float" data-offset-y="45">FLT</div> 167 <span class="label">FLEX-END</span> 168 <span class="abspos">ABS</span> 169 <span class="relpos">REL</span> 170 <div class="overflow">OVERFLOW</div> 171 </div> 172 </div> 173 </div> 174 <div class="wrapper"> 175 <div class="test" style="align-content: unsafe start" title="unsafe start"> 176 <div class="float" data-offset-y="35">FLT</div> 177 <div class="in-flow" data-offset-y="45"></div> 178 <div class="in-flow"> 179 <div class="float" data-offset-y="45">FLT</div> 180 <span class="label">UNSAFE START</span> 181 <span class="abspos">ABS</span> 182 <span class="relpos">REL</span> 183 <div class="overflow">OVERFLOW</div> 184 </div> 185 </div> 186 </div> 187 <div class="wrapper"> 188 <div class="test" style="align-content: unsafe center" title="unsafe center"> 189 <div class="float" data-offset-y="25">FLT</div> 190 <div class="in-flow" data-offset-y="35"></div> 191 <div class="in-flow"> 192 <div class="float" data-offset-y="35">FLT</div> 193 <span class="label">UNSAFE CENTER</span> 194 <span class="abspos">ABS</span> 195 <span class="relpos">REL</span> 196 <div class="overflow">OVERFLOW</div> 197 </div> 198 </div> 199 </div> 200 <div class="wrapper"> 201 <div class="test" style="align-content: unsafe end" title="unsafe end"> 202 <div class="float" data-offset-y="15">FLT</div> 203 <div class="in-flow" data-offset-y="25"></div> 204 <div class="in-flow"> 205 <div class="float" data-offset-y="25">FLT</div> 206 <span class="label">UNSAFE END</span> 207 <span class="abspos">ABS</span> 208 <span class="relpos">REL</span> 209 <div class="overflow">OVERFLOW</div> 210 </div> 211 </div> 212 </div> 213 <div class="wrapper"> 214 <div class="test" style="align-content: safe start" title="safe start"> 215 <div class="float" data-offset-y="35">FLT</div> 216 <div class="in-flow" data-offset-y="45"></div> 217 <div class="in-flow"> 218 <div class="float" data-offset-y="45">FLT</div> 219 <span class="label">SAFE START</span> 220 <span class="abspos">ABS</span> 221 <span class="relpos">REL</span> 222 <div class="overflow">OVERFLOW</div> 223 </div> 224 </div> 225 </div> 226 <div class="wrapper"> 227 <div class="test" style="align-content: safe center" title="safe center"> 228 <div class="float" data-offset-y="35">FLT</div> 229 <div class="in-flow" data-offset-y="45"></div> 230 <div class="in-flow"> 231 <div class="float" data-offset-y="45">FLT</div> 232 <span class="label">SAFE CENTER</span> 233 <span class="abspos">ABS</span> 234 <span class="relpos">REL</span> 235 <div class="overflow">OVERFLOW</div> 236 </div> 237 </div> 238 </div> 239 <div class="wrapper"> 240 <div class="test" style="align-content: safe end" title="safe end"> 241 <div class="float" data-offset-y="35">FLT</div> 242 <div class="in-flow" data-offset-y="45"></div> 243 <div class="in-flow"> 244 <div class="float" data-offset-y="45">FLT</div> 245 <span class="label">SAFE END</span> 246 <span class="abspos">ABS</span> 247 <span class="relpos">REL</span> 248 <div class="overflow">OVERFLOW</div> 249 </div> 250 </div> 251 </div> 252 <div class="wrapper"> 253 <div class="test" style="align-content: space-evenly" title="space-evenly"> 254 <div class="float" data-offset-y="35">FLT</div> 255 <div class="in-flow" data-offset-y="45"></div> 256 <div class="in-flow"> 257 <div class="float" data-offset-y="45">FLT</div> 258 <span class="label">SPACE-EVENLY</span> 259 <span class="abspos">ABS</span> 260 <span class="relpos">REL</span> 261 <div class="overflow">OVERFLOW</div> 262 </div> 263 </div> 264 </div> 265 <div class="wrapper"> 266 <div class="test" style="align-content: space-between" title="space-between"> 267 <div class="float" data-offset-y="35">FLT</div> 268 <div class="in-flow" data-offset-y="45"></div> 269 <div class="in-flow"> 270 <div class="float" data-offset-y="45">FLT</div> 271 <span class="label">SPACE-BETWEEN</span> 272 <span class="abspos">ABS</span> 273 <span class="relpos">REL</span> 274 <div class="overflow">OVERFLOW</div> 275 </div> 276 </div> 277 </div> 278 <div class="wrapper"> 279 <div class="test" style="align-content: space-around" title="space-around"> 280 <div class="float" data-offset-y="35">FLT</div> 281 <div class="in-flow" data-offset-y="45"></div> 282 <div class="in-flow"> 283 <div class="float" data-offset-y="45">FLT</div> 284 <span class="label">SPACE-AROUND</span> 285 <span class="abspos">ABS</span> 286 <span class="relpos">REL</span> 287 <div class="overflow">OVERFLOW</div> 288 </div> 289 </div> 290 </div> 291 <div class="wrapper"> 292 <div class="test" style="align-content: normal" title="normal"> 293 <div class="float" data-offset-y="40">FLT</div> 294 <div class="in-flow" data-offset-y="40"></div> 295 <div class="in-flow"> 296 <div class="float" data-offset-y="40">FLT</div> 297 <span class="label">NORMAL</span> 298 <span class="abspos">ABS</span> 299 <span class="relpos">REL</span> 300 <div class="overflow">OVERFLOW</div> 301 </div> 302 </div> 303 </div> 304 305 <p> 306 <button onclick="document.querySelector('style[title]').textContent = 'html { font-size: 12px; }'">Show Text</button>