@media screen and (max-width:767px) {
  .menuIcon{
   display: flex;
   width:32px;
   height:32px;
   border-style: solid;
   border-width: 0px;
   border-radius: 0px;
   box-sizing: border-box;
   padding: 0px;
   margin: 0px;
   background-position: center  center;
   background-repeat: no-repeat;
   background-size: 32px 32px;
   background-color: transparent;
   }

  .header{
    background-color: red;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-flow: row wrap;
  }
}