acceleration <span style=color:#81a1c1>*</span> delta<span style=color:#eceff4>)</span>
</span></span><span style=display:flex><span>    <span style=color:#81a1c1;font-weight:700>if</span> <span style=color:#8fbcbb>Input</span><span style=color:#81a1c1>.</span><span style=color:#88c0d0>is_action_pressed</span><span style=color:#eceff4>(</span><span style=color:#a3be8c>&#34;throttle_down&#34;</span><span style=color:#eceff4>):</span>
</span></span><span style=display:flex><span>        forward_speed <span st