a.nav-link.active {
  position: relative;
}
a.nav-link.active::after {
  content: '';
  display: block;
  margin: 0 auto;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #000000;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}
body {
  background-color: #f8f9fa; /* off white */
  font-family: 'Helvetica Neue', Arial, sans-serif;
}
.navbar {
  background-color: transparent;
}
.hero {
  min-height: calc(100vh - 56px); /* 56px is default Bootstrap navbar height */
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  margin: 0;
  padding: 0;
  overflow: hidden;
}

.hero-flex {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-content {
  flex: 1;
  text-align: left;
  z-index: 1;
}

.hero-image {
  flex: 1;
  text-align: center;
  position: relative;
}
.hero h1 {
  font-weight: 700;
  font-size: 2.5rem;
  color: #000;
}
.hero p {
  color: #555;
}
.hero img {
  max-width: 100%;
  height: auto;
}
.circle-bg {
  position: absolute;
  top: 50%;
  right: 15%;
  transform: translateY(-50%);
  width: 350px;
  height: 350px;
  background: #fff;
  border-radius: 50%;
  z-index: 0;
}
.x-shape {
  position: absolute;
  top: 50%;
  right: 15%;
  transform: translateY(-50%);
  font-size: 20rem;
  color: #000;
  opacity: 0.1;
  z-index: 0;
}
.hero-content {
  z-index: 1;
}
footer {
  padding: 2rem 0;
  font-size: 0.9rem;
  color: #666;
}
a {
  color: #958fdc;
  text-decoration: none;
}