.hamburger {
  padding-left: 35px; 
  padding-right: 35px;
}


.header-center {
  flex: 1 1 0; 
  min-width: 0;
  text-align: center;
  margin: 0;
  flex-basis: 0;
}

.header-center h1 {
  font-size: 2.5rem;
  font-size: clamp(1.25rem, 8vw + 0rem, 2.5rem);
}