<style>
select {
    border: 1px solid black;
}
</style>
<div>
Left to right select:
<select>
<option>Alabama</option>
<option>Alaska</option>
<option>Arizona</option>
<option>Arkansas</option>
<option>California</option>
<option>Colorado</option>
<option>Connecticut</option>
<option>Delaware</option>
<option>Florida</option>
<option>Georgia</option>
<option>Hawaii</option>
<option>Idaho</option>
<option>Illinois</option>
<option>Indiana</option>
<option>Iowa</option>
<option>Kansas</option>
<option>Kentucky</option>
<option>Louisiana</option>
<option>Maine</option>
<option>Maryland</option>
<option>Massachusetts</option>
<option>Michigan</option>
<option>Minnesota</option>
<option>Mississippi</option>
<option>Missouri</option>
<option>Montana</option>
<option>Nebraska</option>
<option>Nevada</option>
<option>New Hampshire</option>
<option>New Jersey</option>
<option>New Mexico</option>
<option>New York</option>
<option>North Carolina</option>
<option>North Dakota</option>
<option>Ohio</option>
<option>Oklahoma</option>
<option>Oregon</option>
<option>Pennsylvania</option>
<option>Rhode Island</option>
<option>South Carolina</option>
<option>South Dakota</option>
<option>Tennessee</option>
<option>Texas</option>
<option>Utah</option>
<option>Vermont</option>
<option>Virginia</option>
<option>Washington</option>
<option>West Virginia</option>
<option>Wisconsin</option>
<option>Wyoming</option>
</select>
</div>

<div dir="rtl">
Right to left select:
<select>
<option>Alabama</option>
<option>Alaska</option>
<option>Arizona</option>
<option>Arkansas</option>
<option>California</option>
<option>Colorado</option>
<option>Connecticut</option>
<option>Delaware</option>
<option>Florida</option>
<option>Georgia</option>
<option>Hawaii</option>
<option>Idaho</option>
<option>Illinois</option>
<option>Indiana</option>
<option>Iowa</option>
<option>Kansas</option>
<option>Kentucky</option>
<option>Louisiana</option>
<option>Maine</option>
<option>Maryland</option>
<option>Massachusetts</option>
<option>Michigan</option>
<option>Minnesota</option>
<option>Mississippi</option>
<option>Missouri</option>
<option>Montana</option>
<option>Nebraska</option>
<option>Nevada</option>
<option>New Hampshire</option>
<option>New Jersey</option>
<option>New Mexico</option>
<option>New York</option>
<option>North Carolina</option>
<option>North Dakota</option>
<option>Ohio</option>
<option>Oklahoma</option>
<option>Oregon</option>
<option>Pennsylvania</option>
<option>Rhode Island</option>
<option>South Carolina</option>
<option>South Dakota</option>
<option>Tennessee</option>
<option>Texas</option>
<option>Utah</option>
<option>Vermont</option>
<option>Virginia</option>
<option>Washington</option>
<option>West Virginia</option>
<option>Wisconsin</option>
<option>Wyoming</option>
</select>
</div>