<!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <title>Test for intrinsic sizing of float around contents with border</title> <style> body { font-family: sans-serif; line-height: 1.4em; } div { float: left; border: 2px solid blue; margin: 5px; padding: 1px; } span { display: inline-block; } br { clear: both; } .h { writing-mode: horizontal-tb; } .v-lr { writing-mode: vertical-lr; } .v-rl { writing-mode: vertical-rl; } .a { border-inline-start: 2em solid #ff0; } .b { border-inline-end: 2em solid #ff0; } .c { border-block-start: 2em solid #ff0; } .d { border-block-end: 2em solid #ff0; } </style> </head> <body> <p>In each case, the blue border should neatly enclose the text and its yellow border-block.</p> <div class="h"> <span class="a">123321</span> </div> <div class="h"> <span class="b">123321</span> </div> <div class="h"> <span class="c">123321</span> </div> <div class="h"> <span class="d">123321</span> </div> <br> <div class="v-lr"> <span class="a">123321</span> </div> <div class="v-lr"> <span class="b">123321</span> </div> <div class="v-lr"> <span class="c">123321</span> </div> <div class="v-lr"> <span class="d">123321</span> </div> <br> <div class="v-rl"> <span class="a">123321</span> </div> <div class="v-rl"> <span class="b">123321</span> </div> <div class="v-rl"> <span class="c">123321</span> </div> <div class="v-rl"> <span class="d">123321</span> </div> </body> </html>