.fog-anim{
    position: top;
    width: 100%;
    height: 100%;
    z-index: 1;
    left: 0;
    top: 0;
    background: url('../img/Fog2_20240817_122948_0000.png') repeat-x;
    background-size: 200% auto;
    background-position: 0 top;
    animation: foganim 60s;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
  }
  
  @keyframes foganim{
    0%{background-position: -200% bottom}
    100%{background-position: 0% bottom;}
  }
  
  
  @keyframes rain{
    0%{
        background-position: 0% 0%;
    }
    100%{
        background-position: 20% 100%;
    }
  }
  .rain::before{
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: url('../img/Fog2_20240817_122949_0001.png');
    top: -100px;
    transform: rotate(0deg);
    animation: lightining 4s linear infinite;
    opacity: 1;
  }
  @keyframes lightining{
    0%{
        opacity: 0;
    }
    20%{
        opacity: 0;
    }
    21%{
        opacity: 1;
    }
    25%{
        opacity: 0;
    }
    30%{
        opacity: 0;
    }
    31%{
        opacity: 1;
    }
    35%{
        opacity: 0;
    }
    100%{
        opacity: 0;
    }
  }
  .rain2::before{
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: url('../img/Fog3_20240817_133606_0000.png');
    top: -100px;
    transform: rotate(0deg);
    animation: lightining2 3s linear infinite;
    opacity: 1;
  }
  @keyframes lightining2{
    0%{
        opacity: 0;
    }
    20%{
        opacity: 0;
    }
    21%{
        opacity: 1;
    }
    25%{
        opacity: 0;
    }
    30%{
        opacity: 0;
    }
    31%{
        opacity: 1;
    }
    35%{
        opacity: 0;
    }
    100%{
        opacity: 0;
    }
  }
  .rain3::before{
    content: "";
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: url('../img/Fog3_20240817_133607_0001.png');
    top: -100px;
    transform: rotate(0deg);
    animation: lightining3 2s linear infinite;
    opacity: 1;
  }
  @keyframes lightining3{
    0%{
        opacity: 0;
    }
    20%{
        opacity: 0;
    }
    21%{
        opacity: 1;
    }
    25%{
        opacity: 0;
    }
    30%{
        opacity: 0;
    }
    31%{
        opacity: 1;
    }
    35%{
        opacity: 0;
    }
    100%{
        opacity: 0;
    }
  }
  .bird {
    background-image: url('bird.svg');
    background-size: auto 100%;
    width: 88px;
    height: 125px;
    will-change: background-position;
  }
  @keyframes fly-cycle {
    100% {
    background-position: -900px 0;
    } 
  }
  .bird--one {
    animation-duration: 1s;
    animation-delay: -0.5s;
  }
  .bird--two {
    animation-duration: 0.9s;
    animation-delay: -0.75s;
  }