.tab-1 {
    margin-left: 15px !important;
}
.tab-2 {
    margin-left: 45px !important;
}
.tab-3 {
    margin-left: 75px !important;
}
.tab-4 {
    margin-left: 105px !important;
}

#scrolltop {
    @media (max-height: 100px) {
        display: none;
    }
    display: block;
    visibility: visible;
    opacity: 1;
    transition: visibility 0s, opacity 0.5s ease-in;
      position:fixed;
      bottom:20px;
    right:20px;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 50%;
  }
  
  .top-button {
    text-decoration: none;
    font-size: 21px;
    font-weight: 700;
    line-height: 1.5;
    cursor: pointer;
    padding: 12px;
    color: #222;
  }