<style>
body {
  font-family: "Lato", sans-serif;
  padding: 0px!important
  margin:0px !important;
}
.header{
height:100px;   
}

.sidenav {
  height: 100%;
  width: 51px;
  position: fixed;
  z-index: 1;
  top: 100px;
  left: 0;
  background-color: ;
  overflow-x: hidden;
  transition: 0.5s;
  padding-top: 60px;
  padding-left: 0px;
  padding-right:0px;
  margin-left:0px;
}

.sidenav a {
  padding: 8px 8px 8px 32px;
  text-decoration: none;
  font-size: 25px;
  color: #ccc;
  display: block;
  transition: 0.3s;
}

.sidenav a:hover {
  color: #4FCD23;
}

.sidenav .closebtn {
  position: absolute;
  top: 0;
  right: 0px;
  left:20px;
  font-size: 36px;
  float:right;
  /*margin-left: px;*/

}


.header span{
margin-left: 10px;
padding-left:10px;
box-shadow: 0px 0px 1px silver;
/*display: inline-block;*/
width: 50px !important;  
height: 50px;
margin-bottom: auto;
margin-top: 25px;
float: left;
}
@media screen and (max-height: 450px) {
  .sidenav {padding-top: 15px;}
  .sidenav a {font-size: 18px;}
}



</style>
<div class="container-fluid"> 
<div id="mySidenav" class="sidenav">
  <a href="javascript:void(0)" class="closebtn" onclick="closeNav()">&times;</a>
  <!--<a href="<?php echo base_url();?>">Home</a>-->
  <!--<a href="<?php echo base_url();?>home/gallery">Gallery</a>-->
  <!--<a href="<?php echo base_url();?>home/blog">Blog</a>-->
  <!--<a href="<?php echo base_url();?>home/contact_us">Contact-us</a>-->

</div>
</div>

<div class="" id="top-bar">
<div class="">
<div class="">
<div class="header"><span style="font-size:35px;cursor:pointer" onclick="openNav()">&#9776;</span></div>
</div>    