.step {
    position: relative;
    min-height: 1em;
    color: gray;
}
.title {
    line-height: 1.5em;
    font-weight: bold;
}

.caption {
    font-size: 1em;
}

.step + .step {
    margin-top: 1.5em
}



.step > div:first-child {
    position: static;
    height: 0;
}



.step > div:not(:first-child) {

    margin-left: 1.5em;
    padding-left: 1em;
}
/* Circle */
.circle {
    background: gray;
    position: relative;
    width: 1.5em;
    height: 1.5em;
    line-height: 1.5em;
    border-radius: 100%;
    color:  #fff;
    text-align: center;
    box-shadow: 0 0 0 3px #000000;
}


    /* Vertical Line */
    .circle:after {
        content: ' ';
        position: absolute;
        display: block;
        top: 1px;
        right: 50%;
        bottom: 1px;
        left: 50%;
        height: 100%;
        width: 1px;
        transform: scale(1, 2);
        transform-origin: 50% -100%;
        background-color: rgba(0, 0, 0, 0.25);
        z-index: 0;
    }



.step:last-child .circle:after {
    display: none
}


.step.step-active {
    color: #ae3910 ;/*#4285f4;*/
}

    .step.step-active .circle {
        background-color: #ae3910;/* #4285f4;*/
    }

.step.step-completed {
    color: green; /*#4285f4;*/
}

    .step.step-completed .circle {
        background-color: green; /* #4285f4;*/
    }