How to Design this Beautiful Falling Stars Animation Only Using CSS and HTML

In this video, you are going to learn how to design this beautiful falling stars animation only using CSS and HTML. You can this animation as a background animation it is very attractive. Let’s see how to design this falling star animation.

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Source code

index.html


<!DOCTYPE html>
<html lang="en" dir="ltr">
  <head>
    <meta charset="utf-8">
    <title>Falling Stars</title>
    <link rel="stylesheet" href="style.css">
  </head>
  <body>

    <div class="night">
      <div class="star"></div>
      <div class="star"></div>
      <div class="star"></div>
      <div class="star"></div>
      <div class="star"></div>
    </div>

  </body>
</html>

style.css


body{
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: radial-gradient(ellipse at bottom, #0D1E31, #111);
  overflow: hidden;
}

.night{
  position: absolute;/* position: relative; */
  width: 100%;
  height: 100%;
  transform: rotateZ(40deg);
}

.star{
  position: absolute;
  left: 50%;
  top: 50%;
  height: 4px;
  background: linear-gradient(-45deg, #5F91FF, rgba(0, 0, 255, 0));
  border-radius: 999px;
  filter: drop-shadow(0 0 6px #699BFF);
  animation: tail 3s ease-in-out infinite,
             falling 3s ease-in-out infinite;
}

@keyframes tail{
  0%{
    width: 0;
  }
  30%{
    width: 100px;
  }
  100%{
    width: 0;
  }
}

@keyframes falling{
  0%{
    transform: translateX(0);
  }
  100%{
    transform: translateX(300px);
  }
}

.star::before, .star::after{
  content: '';
  position: absolute;
  top: calc(50% - 2px);
  right: 0;
  height: 4px;
  background: linear-gradient(-45deg, rgba(0, 0, 255, 0), #5F91FF, rgba(0, 0, 255, 0));
  border-radius: 100%;
  transform: translateX(50%) rotateZ(45deg);
  animation: shining 3s ease-in-out infinite;
}

@keyframes shining{
  0%{
    width: 0;
  }
  50%{
    width: 30px;
  }
  100%{
    width: 0;
  }
}

.star::after{
  transform: translateX(50%) rotateZ(-45deg);
}

.star:nth-child(1){
  top: calc(50% - 100px);
  left: calc(50% - 250px);
  animation-delay: 1s;
}

.star:nth-child(1)::before, .star:nth-child(1)::after{
  animation-delay: 1s;
}

.star:nth-child(2){
  top: calc(50% - 50px);
  left: calc(50% - 200px);
  animation-delay: 1.2s;
}

.star:nth-child(2)::before, .star:nth-child(2)::after{
  animation-delay: 1.2s;
}

.star:nth-child(3){
  top: calc(50% - 0px);
  left: calc(50% - 150px);
  animation-delay: 1.4s;
}

.star:nth-child(3)::before, .star:nth-child(3)::after{
  animation-delay: 1.4s;
}

.star:nth-child(4){
  top: calc(50% - -50px);
  left: calc(50% - 200px);
  animation-delay: 1.6s;
}

.star:nth-child(4)::before, .star:nth-child(4)::after{
  animation-delay: 1.6s;
}

.star:nth-child(5){
  top: calc(50% - -100px);
  left: calc(50% - 250px);
  animation-delay: 1.8s;
}

.star:nth-child(5)::before, .star:nth-child(5)::after{
  animation-delay: 1.8s;
}

#html #css