@import url(https://fonts.googleapis.com/css?family=Raleway:400,500);
.snip1241 {
  font-family: 'Raleway', Arial, sans-serif;
  text-align: center;
  text-transform: uppercase;
  font-weight: 500;
  letter-spacing: 1px;
}
.snip1241 * {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-transition: all 0.35s ease;
  transition: all 0.35s ease;
}
.snip1241 li {
  display: inline-block;
  list-style: outside none none;
  margin: 0.5em 1em;
  padding: 0;
}
.snip1241 a {
  padding: 0.5em 0.8em;
  color: rgba(255, 255, 255, 0.5);
  position: relative;
  text-decoration: none;
}
.snip1241 a:before,
.snip1241 a:after {
  height: 14px;
  width: 14px;
  position: absolute;
  content: '';
  -webkit-transition: all 0.35s ease;
  transition: all 0.35s ease;
  opacity: 0;
}
.snip1241 a:before {
  right: 0;
  top: 0;
  border-right: 3px solid #9b59b6;
  border-top: 3px solid #9b59b6;
  -webkit-transform: translate(-100%, 50%);
  transform: translate(-100%, 50%);
}
.snip1241 a:after {
  left: 0;
  bottom: 0;
  border-left: 3px solid #9b59b6;
  border-bottom: 3px solid #9b59b6;
  -webkit-transform: translate(100%, -50%);
  transform: translate(100%, -50%);
}
.snip1241 a:hover,
.snip1241 .current a {
  color: #ffffff;
}
.snip1241 a:hover:before,
.snip1241 .current a:before,
.snip1241 a:hover:after,
.snip1241 .current a:after {
  -webkit-transform: translate(0%, 0%);
  transform: translate(0%, 0%);
  opacity: 1;
}
/* Demo purposes only */
body {
  background-color: #212121;
}
<ul class="snip1241">
  <li class="current"><a href="#">Home</a></li>
  <li><a href="#">About Us</a></li>
  <li><a href="#">Blog</a></li>
  <li><a href="#">Services</a></li>
  <li><a href="#">Products</a></li>
  <li><a href="#">Contact</a></li>
</ul>