Test HTML Online – Chạy thử HTML, CSS, JS trực tiếp - Demo Codes

Khung nhập mã HTML/JavaScript cần thử

<div class="snowflakes" aria-hidden="true">
  <div class="snowflake">❅</div>
  <div class="snowflake">❆</div>
  <div class="snowflake">❅</div>
  <div class="snowflake">❆</div>
  <div class="snowflake">❅</div>
  <div class="snowflake">❆</div>
  <div class="snowflake">❅</div>
  <div class="snowflake">❆</div>
  <div class="snowflake">❅</div>
  <div class="snowflake">❆</div>
  <div class="snowflake">❅</div>
  <div class="snowflake">❆</div>
</div>

<style>
  @-webkit-keyframes snowflakes-fall{0%{top:-10%;}100%{top:100%;}}@-webkit-keyframes snowflakes-shake{0%,100%{-webkit-transform:translateX(0);transform:translateX(0);}50%{-webkit-transform:translateX(80px);transform:translateX(80px);}}@keyframes snowflakes-fall{0%{top:-10%;}100%{top:100%;}}@keyframes snowflakes-shake{0%,100%{transform:translateX(0);}50%{transform:translateX(80px);}}.snowflake{color:#fff;font-size:1em;font-family:Arial,sans-serif;text-shadow:0 0 5px #000;position:fixed;top:-10%;z-index:9999;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;cursor:default;-webkit-animation-name:snowflakes-fall,snowflakes-shake;-webkit-animation-duration:10s,3s;-webkit-animation-timing-function:linear,ease-in-out;-webkit-animation-iteration-count:infinite,infinite;-webkit-animation-play-state:running,running;animation-name:snowflakes-fall,snowflakes-shake;animation-duration:10s,3s;animation-timing-function:linear,ease-in-out;animation-iteration-count:infinite,infinite;animation-play-state:running,running;}.snowflake:nth-of-type(0){left:1%;-webkit-animation-delay:0s,0s;animation-delay:0s,0s;}.snowflake:nth-of-type(1){left:10%;-webkit-animation-delay:1s,1s;animation-delay:1s,1s;}.snowflake:nth-of-type(2){left:20%;-webkit-animation-delay:6s,.5s;animation-delay:6s,.5s;}.snowflake:nth-of-type(3){left:30%;-webkit-animation-delay:4s,2s;animation-delay:4s,2s;}.snowflake:nth-of-type(4){left:40%;-webkit-animation-delay:2s,2s;animation-delay:2s,2s;}.snowflake:nth-of-type(5){left:50%;-webkit-animation-delay:8s,3s;animation-delay:8s,3s;}.snowflake:nth-of-type(6){left:60%;-webkit-animation-delay:6s,2s;animation-delay:6s,2s;}.snowflake:nth-of-type(7){left:70%;-webkit-animation-delay:2.5s,1s;animation-delay:2.5s,1s;}.snowflake:nth-of-type(8){left:80%;-webkit-animation-delay:1s,0s;animation-delay:1s,0s;}.snowflake:nth-of-type(9){left:90%;-webkit-animation-delay:3s,1.5s;animation-delay:3s,1.5s;}.snowflake:nth-of-type(10){left:25%;-webkit-animation-delay:2s,0s;animation-delay:2s,0s;}.snowflake:nth-of-type(11){left:65%;-webkit-animation-delay:4s,2.5s;animation-delay:4s,2.5s;}</style>

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