Which CSS property is correctly used to apply the size on controls?

font-size is the correct css property used to apply sizes on controls.It has many values such as large,larger,small,smaller and so on.We can also give font size in pixel like 20px.
For Example:-
<asp:TextBox ID="TextBox2" runat="server" style="font-size:large;"></asp:TextBox>
<asp:TextBox ID="TextBox3" runat="server" style="font-size:40px;"></asp:TextBox>
<asp:TextBox ID="TextBox4" runat="server" style="font-size:small;"></asp:TextBox>