.wizard-pane
{
    position: absolute;
    top: 0;

    visibility: hidden;

    -webkit-transition: opacity .2s ease;
         -o-transition: opacity .2s ease;
            transition: opacity .2s ease; 

    opacity: 0;
}
.wizard-pane.active
{
    position: relative;

    visibility: visible;

    opacity: 1;
}
.wizard-pane.activing
{
    visibility: visible;
}

.wizard-content
{
    position: relative;

    padding: 0;

    -webkit-transition: height .2s ease;
         -o-transition: height .2s ease;
            transition: height .2s ease;
}

.panel-body > .wizard-buttons,
.tab-content > .wizard-buttons
{
    margin-top: 21px;
}

.color-active
{
    color: #3f51b5 !important;
}

.color-error
{
    color: #f44336 !important;
}

.color-done
{
    color: #4caf50 !important;
}