.b-series__color.city {
   padding: 20px;
   background-color: var(--color-white);
   border-radius: 10px;
   border: 1px solid var(--color-grey-8); 
}

.b-series__color.city.active,
.b-series__color.city:hover {
    border: 1px solid var(--color-blue-3); 
}