iotaCSS allows you to fully customize all classes based on your needs. Assuming you would like to change the syntax of
the classes from .u-align-top to u-at. To do this, you should update the namespace classes:
By enabling the responsive align utilities, you have access to a set of utility classes which bind to breakpoints. By
default, they bind to the iotaCSS global breakpoints specified in Settings.Core.
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$iota-utils-align-res:true;
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<h1class="u-align-top u-align-middle@sm">
Heading vertically aligned top on mobile and middle on tablets and up.
</h1>
Set breakpoints only for align utility
In case you would like to use different breakpoints to align utility only, you should use the local variable.