/*---------------------------------------------------*/
  .triangleBox {
    width: 100vw;
    height: 100vh;
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 5;
    overflow: hidden;
    padding: 0;
    margin: 0;
    border: 0;
    z-index: 1000;
    background-color: rgba(40, 40, 40, 1);
    
  }

  .triangle {
    width: 100%;
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background-color: #171717;
    animation-delay:3s;
  }

  .tri1 {
    /*background-color: #ffa;*/
    /*clip-path: polygon(0% 0%, 0% 100%,100% 100%,100% 0%);*/
    /* animation: right 2.0s backwards; */
    animation: right 5.0s backwards;
    -webkit-clip-path: polygon(100% 0%, 0% 0%, 100% 50%);
    clip-path: polygon(100% 0%, 0% 0%, 100% 50%);

  }

  .tri2 {
    /*background-color: #aaf;*/
    /*clip-path: polygon(0% 0%, 0% 100%,100% 100%,100% 0%);*/
    /* animation: left 2.0s backwards; */
    animation: left 5.0s backwards;
    -webkit-clip-path: polygon(0% 50%, 0% 0%, 100% 50%);
    clip-path: polygon(0% 50%, 0% 0%, 100% 50%);

  }

  .tri3 {
    /*background-color: #afa;*/
    /*clip-path: polygon(25% 0%, 75% 0%,100% 50%,75% 100%,25% 100%,0% 50%);*/
    /* animation: right 1.8s backwards; */
    animation: right 4.6s backwards;
    -webkit-clip-path: polygon(0% 50%, 0% 100%, 100% 50%);
    clip-path: polygon(0% 50%, 0% 100%, 100% 50%);

  }

  .tri4 {
    /*background-color: #aaf;*/
    /*clip-path: polygon(0% 0%, 0% 100%,100% 100%,100% 0%);*/
    /* animation: left 1.8s backwards; */
    animation: left 5.0s backwards;
    -webkit-clip-path: polygon(100% 100%, 0% 100%, 100% 50%);
    clip-path: polygon(100% 100%, 0% 100%, 100% 50%);

  }

  .tri5 {
    /*background-color: #ccc;*/
    /*clip-path: polygon(0% 0%, 0% 100%,100% 100%,100% 0%);*/
    /* animation: top 2.0s backwards; */
    animation: top 5.0s backwards;
    -webkit-clip-path: circle(70.7% at 50% 50%);
    clip-path: circle(70.7% at 50% 50%);

  }




  @keyframes top {
    0% {
      top: -100vh;
      left: 0;
      background-color: rgba(23, 23, 23, .0);
    }

    100% {
      top: 0;
      left: 0;
      background-color: rgba(23, 23, 23, 1);
    }
  }

  @keyframes bottom {
    0% {
      top: 100vh;
      left: 0;
      background-color: rgba(23, 23, 23, 0);
    }

    100% {
      top: 0;
      left: 0;
      background-color: rgba(31, 31, 31, 1);
    }
  }

  @keyframes left {
    0% {
      top: 0;
      left: -100vw;
      background-color: rgba(23, 23, 23, 0);
    }

    100% {
      top: 0;
      left: 0;
      background-color: rgba(26, 26, 26, 1);
    }
  }

  @keyframes right {
    0% {
      top: 0;
      left: 100vw;
      background-color: rgba(17, 17, 17, 0);
    }

    100% {
      top: 0;
      left: 0;
      background-color: rgba(17, 17, 17, 1);
    }
  }

  @keyframes circle {
    0% {
      -webkit-clip-path: circle(0);
      clip-path: circle(0);
    }

    100% {
      -webkit-clip-path: circle(200VW);
      clip-path: circle(200VW);
    }
  }