.page_nav {
  position: fixed;
  top: 0;
  width: 100%;
  height: 70px;
  /* display: flex; */
  justify-content: space-between;
  /* border-bottom: 2px solid #ccc; */
  /* box-sizing: border-box; */
  background: rgb(0, 0, 0);
  z-index: 9999;
}

.conferencebit-nav {
  background: rgb(0, 0, 0);
}

.extracredit-nav {
  background: rgb(0, 0, 0);
}

.page_nav_main_logo {
  height: 55px;
  margin: 10px 0 0 20px;
}

.page_nav_main_logo:hover {
  cursor: pointer;
}

@media screen and (max-width: 468px) {
  .page_nav {
    position: fixed;
    top: 0;
    width: 100%;
    height: 55px;
    /* display: flex; */
    justify-content: space-between;
    /* border-bottom: 2px solid #ccc; */
    /* box-sizing: border-box; */
    background: rgb(0, 0, 0);
    z-index: 9999;
  }
  
  .page_nav_main_logo {
    height: 45px;
    margin: 5px 0 0 10px;
  }
}