This interview is part of our four-part series On Tour @ #cssday.\n\n\n[00:09:31] TAB ATKINS\n\nThe first time we got into contact with Tab Atkins was at Fronteers 2011 in\nAmsterdam. Tab talked about things he was excited about in CSS that were to\ncome. We talk about what CSS Custom Properties and Nesting in CSS which at that\ntime were well known because of Preprocessors like Sass. Nowadays Custom\nProperties are wildly supported but Nesting still lacks support and a proper\nspec.\nIf we look at today the most interesting thing in CSS is Houdini. Tab explains\nwhat is coming up in the field of Houdini APIs and how he sees the future of CSS\nspecifications.\n\n\nABOUT THE CONFERENCE\n\nIn June 2019 we visited beautiful Amsterdam again to be part of CSS Day 2019\n(with a UI special) taking place at Compagnietheater. CSS Day is organised since\n2013 by Peter-Paul Koch, Krijn Hoetmer, and Martijn van Duuren \u2013 the people\nbehind performance.now(), Mobilism and dsgnday.\n\nThis year\u2019s edition featured great CSS talks going into details of how CSS\nproperties like word-break work and talks about more design focused topics like\nhow we can design better interfaces.\nWe\u2019re sure there will be another CSS Day next year. So stay tuned.