#hero-cards .card {
    border: 1px solid #0d6efd;
    max-width: 100%;
}
#hero-cards .card .header {
    background: #111;
    border-bottom: 1px solid #0d6efd;
}
#hero-cards .card h6.btn {
    border-radius: 200px;
    background: transparent;
}
#hero-cards .hero-company.card,
#hero-cards .hero-company.card h6.btn,
#hero-cards .hero-company.card .header
 {
    border-color: #51d6af;
}