a:hover,a:focus{
    text-decoration: none;
    outline: none;
}
.tab .nav-tabs{
    border: none;
    margin: 0;
}
.tab .nav-tabs li a{
    padding: 10px;
    margin-right: 20px;
    font-size: 14px;
    font-weight: 600;
    color: #293241;
    text-transform: uppercase;
    border: none;
    border-radius: 0;
    background: transparent;
    z-index: 2;
    position: relative;
    transition: all 0.3s ease 0s;
}
.tab .nav-tabs li a:hover,
.tab .nav-tabs li.active a{ border: none; }
.tab .nav-tabs li a:before{
    content: "";
    width: 100%;
    height: 4px;
    background: #f6f6f6;
    border: 1px solid #e9e9e9;
    border-radius: 2px;
    position: absolute;
    bottom: 0;
    left: 0;
}
.tab .nav-tabs li a:after{
    content: "";
    width: 0;
    height: 4px;
    background: #727cb6;
    border: 1px solid #727cb6;
    border-radius: 2px;
    position: absolute;
    bottom: 0;
    left: 0;
    opacity: 0;
    z-index: 1;
    transition: all 1s ease 0s;
}
.tab .nav-tabs li:hover a:after,
.tab .nav-tabs li.active a:after{
    width: 100%;
    opacity: 1;
}
.tab .tab-content{
    padding: 15px 20px;
    margin-top: 20px;
    font-size: 17px;
    color: #000;
    letter-spacing: 1px;
    line-height: 30px;
    
    position: relative;
}
.bg-color-purple {background: #727cb6;}
@media only screen and (max-width: 479px){
    .tab .nav-tabs li{
        width: 100%;
        text-align: center;
        margin-bottom: 15px;
    }
    .tab .tab-content{ margin-top: 0; }
}