main{
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  max-height: 70%;
  overflow-y: scroll;
}
.header-menu {
    display: flex;
    flex-direction: column;
    gap: 2px;
    align-items: flex-end; 
    margin-top: 0.3rem;
    margin-bottom: 0.3rem;
    padding-right: 0.3rem;
}