.traffic_background
{
    background-color: #e7e9f1;border-radius: 5px 0 0 5px;width:40px; padding:10px; margin:-10px;
}

.traffic_light
{
    width: 20px; height:20px; border-radius:50%; background-color:white; margin-bottom:10px;
}

.traffic_light:last-child
{
    margin-bottom:0;
}

.traffic_off
{
    background-color:white;
}

.traffic_danger
{
    background-color:red;
}

.traffic_warning
{
    background-color:orange;
}

.traffic_success
{
    background-color:green;
}