.about-us {
      padding: 30px 20px;
  }
  .bg-grey {
      background-color: #eee;
  }

  .logo {
      color: #15224f;
      font-size: 200px;
  }
  .about-button{
      display: none;
      margin: 15px auto;
    }
 
 
  .slideanim {visibility:hidden;}
  .slide {
      animation-name: slide;
      -webkit-animation-name: slide;
      animation-duration: 1s;
      -webkit-animation-duration: 1s;
      visibility: visible;
  }
  @keyframes slide {
    0% {
      opacity: 0;
      transform: translateY(70%);
    } 
    100% {
      opacity: 1;
      transform: translateY(0%);
    }
  }

  @-webkit-keyframes slide {
    0% {
      opacity: 0;
      -webkit-transform: translateY(70%);
    } 
    100% {
      opacity: 1;
      -webkit-transform: translateY(0%);
    }
  }

   @media screen and (max-width: 480px) {
    .logo {
        font-size: 150px;
    }
  }


  @media(max-width:1000px){
    .logo{
      text-align: center;
    }
  #collapseExp{
      display: none;
    }
  }