@media screen and (max-width: 768px) {

  /* Fix logo size and center align it */
  .site-branding img {
    max-width: 80px;
    height: auto;
    display: block;
    margin: 0 auto;
  }

  /* Center site title and tagline */
  .site-branding {
    text-align: center;
    padding: 10px 0;
  }

  .site-title {
    font-size: 18px;
    line-height: 22px;
    margin: 5px 0;
  }

  .site-description {
    font-size: 14px;
    line-height: 18px;
  }

  /* Adjust header container */
  header.site-header {
    padding: 10px;
  }

  /* Hamburger menu spacing fix */
  .menu-toggle {
    position: absolute;
    top: 15px;
    right: 15px;
    z-index: 999;
  }
}