.myHeader {
  position: -webkit-sticky; /* Safari & IE */
  position: sticky;
  top: 0;
  z-index: 1;
  box-shadow: 0 0 0.5vh 0.3vh #000000;
  background: #000000;
  height: 2.5vw;
  width: 100%;
  margin-bottom: 6vw;
}

.headLine {
  position: absolute;
  margin-left: 5%;
  margin-top: 0.6vw;
}