JSFiddle - React, Tailwind, and code Playground

HTML

<div class="vote" id="vote">
                <div class="in">
                    <div class="qu">
                        А теперь выясним, какой сингл был лучшим в феврале ;)
                    </div>
                    <div class="form">
                        <div class="radio"><input type="radio" id="0"/> <label for="v1">Bobina - Diamond Hell</label></div>
                        <div class="radio"><input type="radio" id="1"/> <label for="v2">Airwave - Atlas Winds / Chiricahua</label></div>
                        <div class="radio"><input type="radio" id="2"/> <label for="v3">Pedro Del Mar - Midnight Sun</label></div>
                        <div class="radio"><input type="radio" id="3"/> <label for="v4">Alexander Popov - When The Sun</label></div>
                        <div class="radio"><input type="radio" id="4"/> <label for="v5">Другой</label></div>
                        
                    </div>
                </div>
            </div>

CSS

.vote {
    width: 220px;
    height: auto;
    margin: 0 10px 0 10px;
}

.vote .in {
    width: 220px;
    height: auto;
}

.vote .in .qu {
    font-size: 14px;
    letter-spacing: -1px;
    font-weight: 600;
    text-align: right;
    padding: 0 0 5px 0;
}

.vote .in .form {
    height: auto;
}

JavaScript

window.onload = alert(document.getElementById("vote").offsetHeight);