javascript - How to align headers on Vuetify v-data-table - Stack Overflow

I have a weird problem with my header on my table, some titles are align to the top but others don´t, i tried everything even align: 'left', but it did not work out, here is a picture of my problem

css - Vuetify table same width on all cells - Stack Overflow

Vuetify Data Table Column Multi-Select Filter w/ Autocomplete Search

Vue.js Development Guide by Monterail

there are nested components

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Fixed Table Headers — Adrian Roselli

vue.js - Vuetify data table add additional column header with icon/button - Stack Overflow

Enhancement] Fixed DataTable Headers · Issue #1547 · vuetifyjs/vuetify · GitHub

User totalhack - Database Administrators Stack Exchange

CSS : How to align headers on Vuetify v-data-table

javascript - How to align headers on Vuetify v-data-table - Stack