Stylized CTA Button with Press Effect

<button class="appearance-button bg-indigo-500 border-transparent rounded-2xl box-border text-white cursor-pointer inline-block font-bold text-sm tracking-wide leading-5 m-0 outline-none overflow-visible py-3 px-4 text-center uppercase touch-manipulation transform-gpu transition-all duration-200 select-none align-middle whitespace-nowrap w-fit relative hover:brightness-110 active:border-t-4 active:border-b-0 active:bg-transparent" style="font-family: din-round, sans-serif; border-width: 0 0 4px; transform: translateZ(0);" role="button">
    <span class="absolute inset-0 bg-indigo-400 rounded-2xl -z-10" style="border-width: 0 0 4px; bottom: -4px; background-clip: padding-box;"></span>
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</button>