.header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: var(--primary-color);
  color: var(--neutral-white);
  padding: 1rem;
  box-shadow: var(--box-shadow-medium);
  position: sticky;
  top: 0;
  z-index: 1000;
}

.header h1,
.header h2,
.header h3,
.header h4,
.header h5,
.header h6 {
  color: var(--neutral-white);
}

.header h3 {
    font-size: 18px;
}

.header .logo {
  display: flex;
  align-items: center;
}

.header .logo img {
  width: 50px;
  height: auto;
  margin-right: 1rem;
}

.header .notifications i {
  font-size: 1.5rem;
  margin-left: 1rem;
  cursor: pointer;
}