純粋な css3 流星群_html/css_WEB-ITnose-htmlチュートリアル-php.cn

純粋な css3 流星群_html/css_WEB-ITnose

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リリース： 2016-06-24 11:25:40

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  1 <!DOCTYPE html>  2 <html lang="en">  3 <head>  4     <meta charset="UTF-8">  5     <title>meteor</title>  6     <style>  7         *{  8     padding:0;  9     margin:0; 10 } 11 body{ 12     background-color:#000; 13     overflow:hidden; 14 } 15 .author{ 16     color:#fff; 17     font:18px/1.5 "微软雅黑"; 18     animation:change 4s infinite; 19 } 20 .star{ 21     width:4px; 22     height:4px; 23     background-color:#fff; 24     display:block; 25     position:absolute; 26     top:110px; 27     right:800px; 28     border-radius:4px; 29     animation:star 1s infinite linear; 30     opacity:0; 31 } 32 .star:after{ 33     position:relative; 34     display:block; 35     top:-49px; 36     left:23px; 37     border:2px solid #fff; 38     border-width:0 0 0 1px; 39     width:100px; 40     height:100px; 41     content:""; 42     transform:rotate(45deg); 43 } 44 .blue{ 45     background-color:lightskyblue; 46     top:60px; 47     right:600px; 48     animation-delay:0.25s; 49 } 50 .blue:after{ 51     width:200px; 52     height:200px; 53     top:-99px; 54     left:43px; 55     border:2px solid lightskyblue; 56     border-width:0 0 0 1px; 57 } 58 .pink{ 59     background-color:lightpink; 60     top:160px; 61     right:500px; 62     animation:starPink 1s infinite linear; 63     animation-delay:0.5s; 64 } 65 .pink:after{ 66     width:133px; 67     height:133px; 68     top:-65px; 69     left:29px; 70     border:2px solid lightpink; 71     border-width:0 0 0 1px; 72 } 73 .yellow{ 74     background-color:yellow; 75     top:127px; 76     right:261px; 77     animation:starYellow 1s infinite linear; 78     animation-delay:0.75s; 79 } 80 .yellow:after{ 81     width:209px; 82     height:164px; 83     top:-65px; 84     left:29px; 85     border:2px solid yellow; 86     border-width:0 0 0 1px; 87 } 88 @keyframes change{ 89     0%{ 90         color:#fff; 91     } 92     25%{ 93         color:lightskyblue; 94     } 95     50%{ 96         color:lightpink; 97     } 98     75%{ 99         color:yellow;100     }101 }102 @keyframes star{103     0%{104         opacity:0;105         transform:scale(0) translate(0,0);106     }107     50%{108         opacity:1;109         transform:scale(1) translate(-200px,200px);110     }111     100%{112         opacity:0;113         transform:scale(1) translate(-400px,400px);114     }115 }116 @keyframes starPink{117     0%{118         opacity:0;119         transform:scale(0) translate(0,0);120     }121     50%{122         opacity:1;123         transform:scale(1) translate(-300px,300px);124     }125     100%{126         opacity:0;127         transform:scale(1) translate(-600px,600px);128     }129 }130 @keyframes starYellow{131     0%{132         opacity:0;133         transform:scale(0) translate(0,0);134     }135     50%{136         opacity:1;137         transform:scale(1) translate(-300px,300px);138     }139     100%{140         opacity:0;141         transform:scale(1) translate(-600px,600px);142     }143 }144     </style>145 </head>146 <body>147     <span class="author">by Scott</span>148     <span class="star"></span>149     <span class="star blue"></span>150     <span class="star pink"></span>151     <span class="star yellow"></span>152 </body>153 </html>

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