I’d like to reduce the height of the header bar to just 5px tall (it will be used to contain a progress bar). I’ve tried setting this with the CSS below. It does reduce the height, however there is still vertical white space between the bottom of the header and my ion-slide-box below it. Where am I going wrong? Thanks.
The ion-content automatically gets the has-header class applied to it, with the property top equal to the height of the header. You need to override this class: