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【CSS】これがCSSだけで作ったワイの線香花火や!

Last updated at Posted at 2022-08-06

AGDRec_AdobeExpress (2).gif

線香花火が好き

線香花火の火花ってYに似てるよねってことで作ってみたよ。

(2022/08/07 15:42追記)
Yだけだと寂しいので.も追加してみました。

HTML

<div>
<span>Y</span>
<span>Y</span>
<span>Y</span>
<span>Y</span>
<span>Y</span>
<span>Y</span>
<span>Y</span>
<span>Y</span>
<span>Y</span>
<span>Y</span>
<span>Y</span>
<span>Y</span>
<span>.</span>
<span>.</span>
<span>.</span>
<span>.</span>
<span>.</span>
<span>.</span>
<span>.</span>
<span>.</span>
<span>.</span>
<span>.</span>
<span>.</span>
<span>.</span>
<div></div>
<div></div>
</div>

CSS

/* 背景 */
div{
  position: relative;
  height:100vh;
  width:100vw;
  background-color:#1F2227; 
}

/* 棒 */
div > div:nth-of-type(1){
  position: absolute;
  background-color:#000000; 
  left: 50%;
  height:50vh;
  width:3px;
  transform: translate(-50%,0%);
}

/* 牡丹 */
div > div:nth-of-type(2){
  position: absolute;
  background:#FBAE41; 
  top: 50%;
  left: 50%;
  height:10px;
  width:10px;
  border-radius: 50%; 
  transform: translate(-50%,-50%);
}

/* 火花 */
span{
  position: absolute;
  top: 50%;
  left: 50%;
  color: #FBAE41;
}
span:nth-child(even){
  animation: ani-even 400ms linear infinite;
}
span:nth-child(odd){
  animation: ani-odd 400ms linear infinite;
}
/* 円形にYを配置 */
span:nth-child(1){ transform: translate(-50%,-50%) rotate(30deg) translateY(-45px); }
span:nth-child(2){ transform: translate(-50%,-50%) rotate(60deg) translateY(-35px); }
span:nth-child(3){ transform: translate(-50%,-50%) rotate(90deg) translateY(-45px); }
span:nth-child(4){ transform: translate(-50%,-50%) rotate(120deg) translateY(-35px); }
span:nth-child(5){ transform: translate(-50%,-50%) rotate(150deg) translateY(-45px); }
span:nth-child(6){ transform: translate(-50%,-50%) rotate(180deg) translateY(-35px); }
span:nth-child(7){ transform: translate(-50%,-50%) rotate(210deg) translateY(-45px); }
span:nth-child(8){ transform: translate(-50%,-50%) rotate(240deg) translateY(-35px); }
span:nth-child(9){ transform: translate(-50%,-50%) rotate(270deg) translateY(-45px); }
span:nth-child(10){ transform: translate(-50%,-50%) rotate(300deg) translateY(-35px); }
span:nth-child(11){ transform: translate(-50%,-50%) rotate(330deg) translateY(-45px); }
span:nth-child(12){ transform: translate(-50%,-50%) rotate(360deg) translateY(-35px); }
/* 円形に.を配置 */
span:nth-child(13){ transform: translate(-50%,-50%) rotate(15deg) translateY(-45px); }
span:nth-child(14){ transform: translate(-50%,-50%) rotate(45deg) translateY(-55px); }
span:nth-child(15){ transform: translate(-50%,-50%) rotate(75deg) translateY(-45px); }
span:nth-child(16){ transform: translate(-50%,-50%) rotate(105deg) translateY(-55px); }
span:nth-child(17){ transform: translate(-50%,-50%) rotate(135deg) translateY(-45px); }
span:nth-child(18){ transform: translate(-50%,-50%) rotate(165deg) translateY(-55px); }
span:nth-child(19){ transform: translate(-50%,-50%) rotate(195deg) translateY(-45px); }
span:nth-child(20){ transform: translate(-50%,-50%) rotate(225deg) translateY(-55px); }
span:nth-child(21){ transform: translate(-50%,-50%) rotate(255deg) translateY(-45px); }
span:nth-child(22){ transform: translate(-50%,-50%) rotate(285deg) translateY(-55px); }
span:nth-child(23){ transform: translate(-50%,-50%) rotate(315deg) translateY(-45px); }
span:nth-child(24){ transform: translate(-50%,-50%) rotate(345deg) translateY(-55px); }


/* アニメーション */
@keyframes ani-even{
  0%{ opacity: 1; }
  100%{ opacity: 0; }
}
@keyframes ani-odd{
  0%{ opacity: 0 }
  100%{ opacity: 1; }
}

Y以外でも

時にはVを混ぜてみてもいいかもしれない。

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