wizard.scss

.wizard a {
    background: #efefef;
    display: inline-block;
    margin-right: 5px;
    min-width: 150px;
    outline: none;
    padding: 10px 25px 10px;
    position: relative;
    text-decoration: none;
}

.wizard a:before {
    width: 0;
    height: 0;
    border-top: 20px inset transparent;
    border-bottom: 20px inset transparent;
    border-left: 20px solid #fff;
    position: absolute;
    content: "";
    top: 0;
    left: 0;
}
.wizard a:after {
    width: 0;
    height: 0;
    border-top: 21px inset transparent;
    border-bottom: 21px inset transparent;
    border-left: 21px solid #efefef;
    position: absolute;
    content: "";
    top: 1px;
    right: -21px;
    z-index: 2;
}
.wizard a:first-child:before,
.wizard a:last-child:after {
    border: none;
}

.wizard .active {
    background: #0F75BC;
    color: #fff;
}
.wizard a.active:after{
    border-left: 21px solid #0F75BC;
}

.wizard .complete {
    background: #27AE60;
    color: #fff;
}
.wizard a.complete:after{
    border-left: 21px solid #27AE60;
}