a:hover,
a:focus{
    text-decoration: none;
    outline: none;
}

.vertical-tab{
    font-family: 'Poppins', sans-serif;
    display: table;
}

.vertical-tab .nav-tabs{
    display: table-cell;
    width: 25%;
    min-width: 25%;
    border: none;
    vertical-align: top;
}

.vertical-tab .nav-tabs li{ float: none; }

.vertical-tab .nav-tabs li a{
    color: #555;
    background: transparent;
    font-size: 17px;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    text-align: center;
    padding: 10px 10px 8px;
    margin: 0 10px 10px 0;
    border-radius: 0;
    border: 2px solid #555;
    position: relative;
    z-index: 1;
    transition: all 0.5s ease 0s;
}

.vertical-tab .nav-tabs li a:hover,
.vertical-tab .nav-tabs li.active a,
.vertical-tab .nav-tabs li.active a:hover{
    color: #fff;
    background: transparent;
    border: 2px solid #555;
}

.vertical-tab .nav-tabs li a:before{
    content: '';
    background-color: #35c296;
    height: 100%;
    width: 100%;
    opacity: 0;
    position: absolute;
    left: 0;
    top: 0;
    z-index: -1;
    transition: all 0.4s ease 0s;
}

.vertical-tab .nav-tabs li a:hover:before,
.vertical-tab .nav-tabs li.active a:before,
.vertical-tab .nav-tabs li.active a:hover:before{
    opacity: 1;
    left: 5px;
    top: 5px;
}

.vertical-tab .tab-content{
    color: #fff;
    background: #35c296;
    font-size: 13px;
    font-weight: 300;
    letter-spacing: 0.5px;
    line-height: 21px;
    padding: 20px 20px 10px 20px;
    display: table-cell;
}

.vertical-tab .tab-content h3{
    color: #fff;
    font-size: 25px;
    font-weight: 400;
    text-transform: capitalize;
    margin: 0 0 7px;
}

@media only screen and (max-width: 479px){
    .vertical-tab .nav-tabs{
        width: 100%;
        margin: 0 0 10px;
        display: block;
    }

    .vertical-tab .nav-tabs li:last-child a{ margin: 0; }

    .vertical-tab .tab-content{
        font-size: 14px;
        display: block;
    }
}