JSFiddle - React, Tailwind, and code Playground

HTML

<div id="menucontainer">
    <div id="wrapper">
        <ul>
            <li><a href="#">Új Kérdés</a></li>
            <li><a href="#">Új Értékelés</a></li>
        </ul>
    </div>
</div>

CSS

body {
    padding:0px;
    margin:0px;
    background-color:lightgrey;
}

#menucontainer {
    position:fixed;
    width:100%;
    height:45px;
    background: #3f3f3f; /* Old browsers */
    background: -moz-linear-gradient(top, #3f3f3f 0%, #000000 91%, #3f3f3f 91%, #33eb31 93%, #33eb31 101%); /* FF3.6+ */
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#3f3f3f), color-stop(91%,#000000), color-stop(91%,#3f3f3f), color-stop(93%,#33eb31), color-stop(101%,#33eb31)); /* Chrome,Safari4+ */
    background: -webkit-linear-gradient(top, #3f3f3f 0%,#000000 91%,#3f3f3f 91%,#33eb31 93%,#33eb31 101%); /* Chrome10+,Safari5.1+ */
    background: -o-linear-gradient(top, #3f3f3f 0%,#000000 91%,#3f3f3f 91%,#33eb31 93%,#33eb31 101%); /* Opera 11.10+ */
    background: -ms-linear-gradient(top, #3f3f3f 0%,#000000 91%,#3f3f3f 91%,#33eb31 93%,#33eb31 101%); /* IE10+ */
    background: linear-gradient(to bottom, #3f3f3f 0%,#000000 91%,#3f3f3f 91%,#33eb31 93%,#33eb31 101%); /* W3C */
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#3f3f3f', endColorstr='#33eb31',GradientType=0 ); /* IE6-9 */
    -webkit-box-shadow: 0px 2px 12px 4px rgba(50, 50, 50, 0.64);
    -moz-box-shadow: 0px 2px 12px 4px rgba(50, 50, 50, 0.64);
    box-shadow: 0px 2px 12px 4px rgba(50, 50, 50, 0.64);
}

#wrapper {
    font-family: Arial;
    font-weight: bold;
    font-size: 1.2em;
    max-width:1024px;
    padding:0px 40px;
    color:#FFF;
    margin:0px auto;
}

#wrapper ul {
    padding:0px;
    margin:0px;
}

#wrapper ul li {
    padding:0px;
    margin:0px;
    line-height:45px;
    height:45px;
    display:inline-block;
    padding-right:20px;
}

#wrapper ul li a {
    text-decoration:none;
    color:#FFF;
}

#wrapper ul li a:hover {
    color: #33eb31;
}