JSFiddle - React, Tailwind, and code Playground

HTML

<div class="header-main">
    
</div>

CSS

* {
    margin:0; padding:0;
}

li {
    list-style:none;
}

.header-main {
    height:281px;
    background:#83C315 url(../images/header-main-top-bg.png) top left repeat-x;
    border-radius:0 0 15px 15px;
}