JSFiddle - React, Tailwind, and code Playground

HTML

<div class="logo">
    <span class="primary">DIVA</span>
    <span class="second">linergie</span>
</div>
<div class="title">Интернет-магазин нижнего белья</div>

CSS

* {
    padding: 0;
    margin: 0;
}
.logo {
    margin: 0 0.5em;
    border-bottom: 0.2em solid red;
    color: red;
    float: left;
}
.logo span {
    margin: 0 0.3em;
}
.primary {
    font-size: 3em;
}
.second {
    font-size: 2em;
    font-style: italic;
}
.title {
    clear: both;
    margin: 0 0.5em;
    font-size: 1.17em;
    color: #cc6600;
    text-decoration: underline;
}