<button class=«button__minus»>-</button>
<input
type=«number»
class=«number__title»
style=«-moz-appearance: textfield; appearance: textfield»
/>
<style>
.number__title::-webkit-outer-spin-button,
.number__title::-webkit-inner-spin-button {
-webkit-appearance: none;
margin: 0;
}
</style>
<button class=«button__plus»>+</button>