Font Size

<svg
    xmlns="http://www.w3.org/2000/svg"
    width="512"
    height="512"
    viewBox="0 0 24 24"
>
    <g fill="none">
        <path
            clip-rule="evenodd"
            d="m4 4.25c-.41421 0-.75.33579-.75.75s.33579.75.75.75h5.25v13.25c0 .4142.33579.75.75.75.4142 0 .75-.3358.75-.75v-13.25h5.25c.4142 0 .75-.33579.75-.75s-.3358-.75-.75-.75h-6zm10 7c-.4142 0-.75.3358-.75.75s.3358.75.75.75h2.25v6.25c0 .4142.3358.75.75.75s.75-.3358.75-.75v-6.25h2.25c.4142 0 .75-.3358.75-.75s-.3358-.75-.75-.75h-3z"
            fill="rgb(0,0,0)"
            fill-rule="evenodd"
        />
    </g>
</svg>