<nav class="navbar navbar-inverse">
<div class="container-fluid">
<div class="navbar-header">
<button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#myNavbar">
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
</div>
<div class="collapse navbar-collapse" id="myNavbar">
<!-- <div class="navbar-header">
<a class="navbar-brand" href="#">Fictional on-line Art</a>
</div>-->
<ul class="nav navbar-nav">
<li> <a href="index.php"> HOME </a> </li>
<li> <a href="works.php">WORKS</a> </li>
<li> <a href="artist.php">ARTISTS</a> </li>
<li> <a href="about.php">ABOUT US</a> </li>
</ul>
<ul class="nav navbar-nav navbar-right">
<form class="search" method="post" action="search.php">
<input type="text" name="title" class="form-control btns" placeholder="search paintings" required="required" />
<button type="submit" class="btn1" /><i class="fa fa-search fa-2x"></i></button>
</form>
</ul>
</div>
</div>
</nav>