1. html

                  <section class="gallery">      
            
                            
                            <ul class="nav nav-tabs">
                                  <li class="active"><a data-toggle="tab" href="#gal1">Video <br>
                                    Gallery</a></li>

                                  <li><a data-toggle="tab" href="#gal2">Image <br>
                                    Gallery</a></li>

                                  <li><a data-toggle="tab" href="#gal3">Testimonial <br>
                                    Portfolio</a></li>
                            </ul>
                        
                  
                    </section>

                

2. css

.gallery .nav-tabs {
	border: none;
	text-align: right;
	padding: 0;
}
.gallery .nav-tabs > li {
	float: none;
	margin: 0 0 3px 0;
	padding: 0;
	display: inline-block;
}



.gallery .nav-tabs > li > a {
	font-size: 12px;
  text-decoration:none;
	font-weight: 500;
	letter-spacing: 1px;
	color: #fff;
	margin: 0;
	line-height: 24px;
	border: 0px solid #5aa306;
	background: #dcdcdc;
	padding: 7px 20px;
	text-transform: uppercase;
	border-radius: 0;
	display: inline-block;
	z-index: 9;
	-webkit-transition: .4s;
	-moz-transition: .4s;
	-o-transition: .4s;
	transition: .4s;

  
}


.gallery .nav-tabs > li > a br {
	  display: none;
}

.gallery .nav > li > a:focus:before, .gallery .nav > li > a:hover:before {
	  width: 100%;
}

.gallery .nav-tabs > li.active > a:before {
	  width: 100%;
}

.gallery .nav > li > a:focus, .gallery .nav > li > a:hover {
    background-color: red;
    border-color: #ff8e00;
    color: #fff;
   
}

1. HTML

                <a href="#" class="slidebtn  wow slideInRight animated" data-wow-delay=".8s" style="visibility: visible; animation-delay: 0.8s; animation-name: slideInRight;">Read More</a>

2. CSS

.slidebtn {
  width: 140px;
  font-size: 15px;
  text-align: center;
  font-weight: 600;
  line-height: 42px;
  margin: 0;
  letter-spacing: .4px;
  padding: 0;
  border-radius: 25px;
  display: block;
  background: #fff;
  color: #fe5b94;
  -webkit-transition: .4s;
  -moz-transition: .4s;
  -o-transition: .4s;
  transition: .4s;
  -webkit-box-shadow: 0px 6px 12px 0px rgba(0, 0, 0, 0.2);
  -moz-box-shadow: 0px 6px 12px 0px rgba(0, 0, 0, 0.2);
  box-shadow: 0px 6px 12px 0px rgba(0, 0, 0, 0.2);
  visibility: visible !important;
  -webkit-animation-name: slideInRight !important;
  -moz-animation-name: slideInRight !important;
  -o-animation-name: slideInRight !important;
  animation-name: slideInRight !important;
}
.slidebtn:hover, .slidebtn:focus {
  background: #fe5b94;
  color: #ffffff;
}