JSFiddle - React, Tailwind, and code Playground

HTML

<div class='affichage_com_css'>
                      <img src='membres/avatar/".$profile_com."'>
                      <div class='affichage_commentaire_pseudo'><a href="profile.php?pseudo=toto">toto</a></div>
                      <div class='affichage_commentaire_com'>Exsecratione Theophilum dignus innoxius isdem et isdem cunctorum quod insontem atrox interceperat publico diebus Theophilum non innoxius quod quod acciderat innoxius insontem Theophilum diebus casus Serenianus diebus atrox publico modo malum et casus ....</div>
                      <br />
                        </div>

CSS

.post {
    background-color: white;
    border-radius: 5px;
    width: 99%;
    margin-left: auto;
    margin-right: auto;
    padding: 5px;
    height: 485px;
}

.post_affichage {
    background-color: white;
    border-radius: 5px;
    width: 99%;
    margin-left: auto;
    margin-right: auto;
    padding: 5px;
    margin-top: 50px;
    float: left;
}

.affichage_com_css {
    margin: 5px;
    border: 1px solid #949494;
    /*height: 40px;*/
    /*white-space: nowrap;*/
}

.affichage_commentaire_pseudo {
    padding: 4px;
    padding-left: 40px;
    font-family: helvetica, arial, sans-serif;
    font-size: 10px;
}

.affichage_commentaire_com {
/* font-familly etc*/
}