The peculiar magic of flexbox and auto margins | CSS-Tricks

If you apply auto margins to a flex item, that item will automatically extend its specified margin to occupy the extra space in the flex container, depending on the direction in which the auto-margin is applied. Let’s pick that apart a bit and say we have a simple parent div with a child div inside it:

margin - CSS: Cascading Style Sheets | MDN - Mozilla

The margin property may be specified using one, two, three, or four values. Each value is a <length>, a <percentage>, or the keyword auto. Negative values draw the element closer to its neighbors than it would be by default. When one value is specified, it applies the same margin to all four sides.

HTML center content through margin auto not working

7 Answers Sorted by: 17 You need to set a width to #team, for example: div#team { margin: 0 auto; width: 800px; } ... which is a shorthand version of: div#team { margin-top: 0; margin-left: auto; margin-bottom: 0; margin-right: auto; width: 800px; } Share Follow edited Dec 20, 2018 at 16:47 nvioli 4,117 3 21 37 answered Mar 28, 2013 at 21:20

When will Margin: auto; work and not work? - SitePoint

So to center a block element just give it a width and then use margin:0 auto (or just margin:auto although that won’t reset the default top/bottom margins in some very old IE browsers).

Why don't margin-top: auto and margin-bottom:auto work the same as ...

Assuming we are talking about auto margins within a Flexbox.. The reason that margin-left and margin-right set to auto will center an item is because the width by default is 100% of the available container for a block element.. The height on the other hand attempts to fill as little as the space as possible, so margin-top and margin-bottom as auto will default to 0.

Fix margin auto not working with position absolute Problem in CSS

margin: auto; on it, it’s not going to work. So, if you want to center an absolutely positioned element with margin: auto; , you also have to set the left and right properties to 0 along with a fixed width of the element such as 100px, 40%, and so on. Let’s say we have a div element whose position is set to absolute .

margin-top - CSS: Cascading Style Sheets | MDN - Mozilla

The size of the margin as a fixed value. <percentage> The size of the margin as a percentage, relative to the inline size (width in a horizontal language, defined by writing-mode) of the containing block. auto. The browser selects a suitable value to use. See margin.

Why does margin-top:auto and margin-bottom: auto not work - reddit

In order to fill the containing block you need the left and right margins that are set to auto to fill the remaining space, if they're both set to auto then they'll be a 50/50 split which will center the element. If both 'margin-left' and 'margin-right' are 'auto', their used values are equal.

[Solved] Safari margin issue - CSS-Tricks - CSS-Tricks

-This margin issue is not the common Safari bug with a negative margin being applied to a floated element -I am using Safari in a windows environment, I do not have a Mac The problem: -in Safari the top margin on the content either is either not being applied at all or is being interpreted differently

Margin:0 auto simply not working - HTML & CSS - SitePoint

Hi kp606, No need to start your post with apologies, we are here to help. margin:0 auto simply not working. Here’s the problem, you have set two values on properties that can only have one value.
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