a:hover,a:focus{
    text-decoration: none;
    outline: none;
}
.tab .nav-tabs{
    font-family: 'Lato', sans-serif;
    margin: 0 0 10px 0;
    border: none;
}
.tab .nav-tabs li a{
    color: #444;
    background: linear-gradient(to top right, #f9f9f9 49%,#f1f1f1 50%);
    font-size: 18px;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 10px 20px;
    margin-right: 10px;
    border: none;
    border-radius: 0;
    box-shadow: 0 0 10px -5px rgba(0,0,0,0.5);
    overflow: hidden;
    z-index: 1;
    position: relative;
    transition: all 0.3s ease 0s;
}
.tab .nav-tabs li:last-child a{ margin-right: 0; }
.tab .nav-tabs li a:hover,
.tab .nav-tabs li.active a{
    color: #fff;
    border-color: transparent;
    border: none;
}
.tab .nav-tabs li a:before{
    content: "";
    background: linear-gradient(to right, #2F80ED, #56CCF2);
    width: 100%;
    height: 100%;
    transform: scaleX(0);
    transform-origin: 0 50% 0;
    position: absolute;
    top: 0;
    left: 0;
    z-index: -1;
    transition: all 0.5s ease-out 0s;
}
.tab .nav-tabs li.active a:before,
.tab .nav-tabs li a:hover:before{
    transform: scaleX(1);
    transition-timing-function: cubic-bezier(0.52, 1.64, 0.37, 0.66);
}
.tab .tab-content{
    color: #444;
    background: linear-gradient(to top right, #f9f9f9 49%,#f1f1f1 50%);
    font-size: 17px;
    letter-spacing: 1px;
    line-height: 30px;
    padding: 25px 20px;
    box-shadow: 0 0 10px -5px rgba(0,0,0,0.5);
    position: relative;
}
.tab .tab-content h3{
    font-weight: 600;
    text-transform: uppercase;
    margin-top: 0;
}
@media only screen and (max-width: 767px){
    .tab .nav-tabs li a{ padding: 10px 20px; }
}
@media only screen and (max-width: 479px){
    .tab .nav-tabs li{
        text-align: center;
        width: 100%;
        margin-bottom: 15px;
    }
}
.split {
  height: 100%;
  width: 50%;
  position: fixed;
  z-index: 1;
  top: 0;
  overflow-x: hidden;
  padding-top: 20px;
}

/* Control the left side */
.left {
  left: 0;
  background-color: #111;
}

/* Control the right side */
.right {
  right: 0;
  background-color: red;
}

/* If you want the content centered horizontally and vertically */
.centered {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}

/* Style the image inside the centered container, if needed */
.centered img {
  width: 150px;
  border-radius: 50%;
}