大家好,我是林三心,用最通俗易懂的话讲最难的知识点是我的座右铭,基础是进阶的前提是我的初心~
分享一个挺有意思的 Loading 效果,有一种直冲用户的感觉~
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<title>Document</title>
<style>
html,
body {
overflow: hidden;
background: #3e6fa3;
}
.wrapper {
position: absolute;
top: 50%;
left: 50%;
z-index: 2;
-moz-perspective: 500px;
-webkit-perspective: 500px;
perspective: 500px;
}
i {
display: block;
position: absolute;
width: 8px;
height: 8px;
border-radius: 8px;
opacity: 0;
background: rgba(255, 255, 255, 0.5);
box-shadow: 0px 0px 10px white;
animation-name: spin;
animation-duration: 3s;
animation-iteration-count: infinite;
animation-timing-function: ease-in-out;
}
i:nth-child(1) {
-moz-transform: rotate(11.6129deg) translate3d(80px, 0, 0);
-ms-transform: rotate(11.6129deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(11.6129deg) translate3d(80px, 0, 0);
transform: rotate(11.6129deg) translate3d(80px, 0, 0);
animation-delay: 0.04839s;
}
i:nth-child(2) {
-moz-transform: rotate(23.22581deg) translate3d(80px, 0, 0);
-ms-transform: rotate(23.22581deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(23.22581deg) translate3d(80px, 0, 0);
transform: rotate(23.22581deg) translate3d(80px, 0, 0);
animation-delay: 0.09677s;
}
i:nth-child(3) {
-moz-transform: rotate(34.83871deg) translate3d(80px, 0, 0);
-ms-transform: rotate(34.83871deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(34.83871deg) translate3d(80px, 0, 0);
transform: rotate(34.83871deg) translate3d(80px, 0, 0);
animation-delay: 0.14516s;
}
i:nth-child(4) {
-moz-transform: rotate(46.45161deg) translate3d(80px, 0, 0);
-ms-transform: rotate(46.45161deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(46.45161deg) translate3d(80px, 0, 0);
transform: rotate(46.45161deg) translate3d(80px, 0, 0);
animation-delay: 0.19355s;
}
i:nth-child(5) {
-moz-transform: rotate(58.06452deg) translate3d(80px, 0, 0);
-ms-transform: rotate(58.06452deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(58.06452deg) translate3d(80px, 0, 0);
transform: rotate(58.06452deg) translate3d(80px, 0, 0);
animation-delay: 0.24194s;
}
i:nth-child(6) {
-moz-transform: rotate(69.67742deg) translate3d(80px, 0, 0);
-ms-transform: rotate(69.67742deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(69.67742deg) translate3d(80px, 0, 0);
transform: rotate(69.67742deg) translate3d(80px, 0, 0);
animation-delay: 0.29032s;
}
i:nth-child(7) {
-moz-transform: rotate(81.29032deg) translate3d(80px, 0, 0);
-ms-transform: rotate(81.29032deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(81.29032deg) translate3d(80px, 0, 0);
transform: rotate(81.29032deg) translate3d(80px, 0, 0);
animation-delay: 0.33871s;
}
i:nth-child(8) {
-moz-transform: rotate(92.90323deg) translate3d(80px, 0, 0);
-ms-transform: rotate(92.90323deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(92.90323deg) translate3d(80px, 0, 0);
transform: rotate(92.90323deg) translate3d(80px, 0, 0);
animation-delay: 0.3871s;
}
i:nth-child(9) {
-moz-transform: rotate(104.51613deg) translate3d(80px, 0, 0);
-ms-transform: rotate(104.51613deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(104.51613deg) translate3d(80px, 0, 0);
transform: rotate(104.51613deg) translate3d(80px, 0, 0);
animation-delay: 0.43548s;
}
i:nth-child(10) {
-moz-transform: rotate(116.12903deg) translate3d(80px, 0, 0);
-ms-transform: rotate(116.12903deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(116.12903deg) translate3d(80px, 0, 0);
transform: rotate(116.12903deg) translate3d(80px, 0, 0);
animation-delay: 0.48387s;
}
i:nth-child(11) {
-moz-transform: rotate(127.74194deg) translate3d(80px, 0, 0);
-ms-transform: rotate(127.74194deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(127.74194deg) translate3d(80px, 0, 0);
transform: rotate(127.74194deg) translate3d(80px, 0, 0);
animation-delay: 0.53226s;
}
i:nth-child(12) {
-moz-transform: rotate(139.35484deg) translate3d(80px, 0, 0);
-ms-transform: rotate(139.35484deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(139.35484deg) translate3d(80px, 0, 0);
transform: rotate(139.35484deg) translate3d(80px, 0, 0);
animation-delay: 0.58065s;
}
i:nth-child(13) {
-moz-transform: rotate(150.96774deg) translate3d(80px, 0, 0);
-ms-transform: rotate(150.96774deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(150.96774deg) translate3d(80px, 0, 0);
transform: rotate(150.96774deg) translate3d(80px, 0, 0);
animation-delay: 0.62903s;
}
i:nth-child(14) {
-moz-transform: rotate(162.58065deg) translate3d(80px, 0, 0);
-ms-transform: rotate(162.58065deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(162.58065deg) translate3d(80px, 0, 0);
transform: rotate(162.58065deg) translate3d(80px, 0, 0);
animation-delay: 0.67742s;
}
i:nth-child(15) {
-moz-transform: rotate(174.19355deg) translate3d(80px, 0, 0);
-ms-transform: rotate(174.19355deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(174.19355deg) translate3d(80px, 0, 0);
transform: rotate(174.19355deg) translate3d(80px, 0, 0);
animation-delay: 0.72581s;
}
i:nth-child(16) {
-moz-transform: rotate(185.80645deg) translate3d(80px, 0, 0);
-ms-transform: rotate(185.80645deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(185.80645deg) translate3d(80px, 0, 0);
transform: rotate(185.80645deg) translate3d(80px, 0, 0);
animation-delay: 0.77419s;
}
i:nth-child(17) {
-moz-transform: rotate(197.41935deg) translate3d(80px, 0, 0);
-ms-transform: rotate(197.41935deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(197.41935deg) translate3d(80px, 0, 0);
transform: rotate(197.41935deg) translate3d(80px, 0, 0);
animation-delay: 0.82258s;
}
i:nth-child(18) {
-moz-transform: rotate(209.03226deg) translate3d(80px, 0, 0);
-ms-transform: rotate(209.03226deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(209.03226deg) translate3d(80px, 0, 0);
transform: rotate(209.03226deg) translate3d(80px, 0, 0);
animation-delay: 0.87097s;
}
i:nth-child(19) {
-moz-transform: rotate(220.64516deg) translate3d(80px, 0, 0);
-ms-transform: rotate(220.64516deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(220.64516deg) translate3d(80px, 0, 0);
transform: rotate(220.64516deg) translate3d(80px, 0, 0);
animation-delay: 0.91935s;
}
i:nth-child(20) {
-moz-transform: rotate(232.25806deg) translate3d(80px, 0, 0);
-ms-transform: rotate(232.25806deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(232.25806deg) translate3d(80px, 0, 0);
transform: rotate(232.25806deg) translate3d(80px, 0, 0);
animation-delay: 0.96774s;
}
i:nth-child(21) {
-moz-transform: rotate(243.87097deg) translate3d(80px, 0, 0);
-ms-transform: rotate(243.87097deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(243.87097deg) translate3d(80px, 0, 0);
transform: rotate(243.87097deg) translate3d(80px, 0, 0);
animation-delay: 1.01613s;
}
i:nth-child(22) {
-moz-transform: rotate(255.48387deg) translate3d(80px, 0, 0);
-ms-transform: rotate(255.48387deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(255.48387deg) translate3d(80px, 0, 0);
transform: rotate(255.48387deg) translate3d(80px, 0, 0);
animation-delay: 1.06452s;
}
i:nth-child(23) {
-moz-transform: rotate(267.09677deg) translate3d(80px, 0, 0);
-ms-transform: rotate(267.09677deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(267.09677deg) translate3d(80px, 0, 0);
transform: rotate(267.09677deg) translate3d(80px, 0, 0);
animation-delay: 1.1129s;
}
i:nth-child(24) {
-moz-transform: rotate(278.70968deg) translate3d(80px, 0, 0);
-ms-transform: rotate(278.70968deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(278.70968deg) translate3d(80px, 0, 0);
transform: rotate(278.70968deg) translate3d(80px, 0, 0);
animation-delay: 1.16129s;
}
i:nth-child(25) {
-moz-transform: rotate(290.32258deg) translate3d(80px, 0, 0);
-ms-transform: rotate(290.32258deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(290.32258deg) translate3d(80px, 0, 0);
transform: rotate(290.32258deg) translate3d(80px, 0, 0);
animation-delay: 1.20968s;
}
i:nth-child(26) {
-moz-transform: rotate(301.93548deg) translate3d(80px, 0, 0);
-ms-transform: rotate(301.93548deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(301.93548deg) translate3d(80px, 0, 0);
transform: rotate(301.93548deg) translate3d(80px, 0, 0);
animation-delay: 1.25806s;
}
i:nth-child(27) {
-moz-transform: rotate(313.54839deg) translate3d(80px, 0, 0);
-ms-transform: rotate(313.54839deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(313.54839deg) translate3d(80px, 0, 0);
transform: rotate(313.54839deg) translate3d(80px, 0, 0);
animation-delay: 1.30645s;
}
i:nth-child(28) {
-moz-transform: rotate(325.16129deg) translate3d(80px, 0, 0);
-ms-transform: rotate(325.16129deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(325.16129deg) translate3d(80px, 0, 0);
transform: rotate(325.16129deg) translate3d(80px, 0, 0);
animation-delay: 1.35484s;
}
i:nth-child(29) {
-moz-transform: rotate(336.77419deg) translate3d(80px, 0, 0);
-ms-transform: rotate(336.77419deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(336.77419deg) translate3d(80px, 0, 0);
transform: rotate(336.77419deg) translate3d(80px, 0, 0);
animation-delay: 1.40323s;
}
i:nth-child(30) {
-moz-transform: rotate(348.3871deg) translate3d(80px, 0, 0);
-ms-transform: rotate(348.3871deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(348.3871deg) translate3d(80px, 0, 0);
transform: rotate(348.3871deg) translate3d(80px, 0, 0);
animation-delay: 1.45161s;
}
i:nth-child(31) {
-moz-transform: rotate(360deg) translate3d(80px, 0, 0);
-ms-transform: rotate(360deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(360deg) translate3d(80px, 0, 0);
transform: rotate(360deg) translate3d(80px, 0, 0);
animation-delay: 1.5s;
}
i:nth-child(32) {
-moz-transform: rotate(371.6129deg) translate3d(80px, 0, 0);
-ms-transform: rotate(371.6129deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(371.6129deg) translate3d(80px, 0, 0);
transform: rotate(371.6129deg) translate3d(80px, 0, 0);
animation-delay: 1.54839s;
}
i:nth-child(33) {
-moz-transform: rotate(383.22581deg) translate3d(80px, 0, 0);
-ms-transform: rotate(383.22581deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(383.22581deg) translate3d(80px, 0, 0);
transform: rotate(383.22581deg) translate3d(80px, 0, 0);
animation-delay: 1.59677s;
}
i:nth-child(34) {
-moz-transform: rotate(394.83871deg) translate3d(80px, 0, 0);
-ms-transform: rotate(394.83871deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(394.83871deg) translate3d(80px, 0, 0);
transform: rotate(394.83871deg) translate3d(80px, 0, 0);
animation-delay: 1.64516s;
}
i:nth-child(35) {
-moz-transform: rotate(406.45161deg) translate3d(80px, 0, 0);
-ms-transform: rotate(406.45161deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(406.45161deg) translate3d(80px, 0, 0);
transform: rotate(406.45161deg) translate3d(80px, 0, 0);
animation-delay: 1.69355s;
}
i:nth-child(36) {
-moz-transform: rotate(418.06452deg) translate3d(80px, 0, 0);
-ms-transform: rotate(418.06452deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(418.06452deg) translate3d(80px, 0, 0);
transform: rotate(418.06452deg) translate3d(80px, 0, 0);
animation-delay: 1.74194s;
}
i:nth-child(37) {
-moz-transform: rotate(429.67742deg) translate3d(80px, 0, 0);
-ms-transform: rotate(429.67742deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(429.67742deg) translate3d(80px, 0, 0);
transform: rotate(429.67742deg) translate3d(80px, 0, 0);
animation-delay: 1.79032s;
}
i:nth-child(38) {
-moz-transform: rotate(441.29032deg) translate3d(80px, 0, 0);
-ms-transform: rotate(441.29032deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(441.29032deg) translate3d(80px, 0, 0);
transform: rotate(441.29032deg) translate3d(80px, 0, 0);
animation-delay: 1.83871s;
}
i:nth-child(39) {
-moz-transform: rotate(452.90323deg) translate3d(80px, 0, 0);
-ms-transform: rotate(452.90323deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(452.90323deg) translate3d(80px, 0, 0);
transform: rotate(452.90323deg) translate3d(80px, 0, 0);
animation-delay: 1.8871s;
}
i:nth-child(40) {
-moz-transform: rotate(464.51613deg) translate3d(80px, 0, 0);
-ms-transform: rotate(464.51613deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(464.51613deg) translate3d(80px, 0, 0);
transform: rotate(464.51613deg) translate3d(80px, 0, 0);
animation-delay: 1.93548s;
}
i:nth-child(41) {
-moz-transform: rotate(476.12903deg) translate3d(80px, 0, 0);
-ms-transform: rotate(476.12903deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(476.12903deg) translate3d(80px, 0, 0);
transform: rotate(476.12903deg) translate3d(80px, 0, 0);
animation-delay: 1.98387s;
}
i:nth-child(42) {
-moz-transform: rotate(487.74194deg) translate3d(80px, 0, 0);
-ms-transform: rotate(487.74194deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(487.74194deg) translate3d(80px, 0, 0);
transform: rotate(487.74194deg) translate3d(80px, 0, 0);
animation-delay: 2.03226s;
}
i:nth-child(43) {
-moz-transform: rotate(499.35484deg) translate3d(80px, 0, 0);
-ms-transform: rotate(499.35484deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(499.35484deg) translate3d(80px, 0, 0);
transform: rotate(499.35484deg) translate3d(80px, 0, 0);
animation-delay: 2.08065s;
}
i:nth-child(44) {
-moz-transform: rotate(510.96774deg) translate3d(80px, 0, 0);
-ms-transform: rotate(510.96774deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(510.96774deg) translate3d(80px, 0, 0);
transform: rotate(510.96774deg) translate3d(80px, 0, 0);
animation-delay: 2.12903s;
}
i:nth-child(45) {
-moz-transform: rotate(522.58065deg) translate3d(80px, 0, 0);
-ms-transform: rotate(522.58065deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(522.58065deg) translate3d(80px, 0, 0);
transform: rotate(522.58065deg) translate3d(80px, 0, 0);
animation-delay: 2.17742s;
}
i:nth-child(46) {
-moz-transform: rotate(534.19355deg) translate3d(80px, 0, 0);
-ms-transform: rotate(534.19355deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(534.19355deg) translate3d(80px, 0, 0);
transform: rotate(534.19355deg) translate3d(80px, 0, 0);
animation-delay: 2.22581s;
}
i:nth-child(47) {
-moz-transform: rotate(545.80645deg) translate3d(80px, 0, 0);
-ms-transform: rotate(545.80645deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(545.80645deg) translate3d(80px, 0, 0);
transform: rotate(545.80645deg) translate3d(80px, 0, 0);
animation-delay: 2.27419s;
}
i:nth-child(48) {
-moz-transform: rotate(557.41935deg) translate3d(80px, 0, 0);
-ms-transform: rotate(557.41935deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(557.41935deg) translate3d(80px, 0, 0);
transform: rotate(557.41935deg) translate3d(80px, 0, 0);
animation-delay: 2.32258s;
}
i:nth-child(49) {
-moz-transform: rotate(569.03226deg) translate3d(80px, 0, 0);
-ms-transform: rotate(569.03226deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(569.03226deg) translate3d(80px, 0, 0);
transform: rotate(569.03226deg) translate3d(80px, 0, 0);
animation-delay: 2.37097s;
}
i:nth-child(50) {
-moz-transform: rotate(580.64516deg) translate3d(80px, 0, 0);
-ms-transform: rotate(580.64516deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(580.64516deg) translate3d(80px, 0, 0);
transform: rotate(580.64516deg) translate3d(80px, 0, 0);
animation-delay: 2.41935s;
}
i:nth-child(51) {
-moz-transform: rotate(592.25806deg) translate3d(80px, 0, 0);
-ms-transform: rotate(592.25806deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(592.25806deg) translate3d(80px, 0, 0);
transform: rotate(592.25806deg) translate3d(80px, 0, 0);
animation-delay: 2.46774s;
}
i:nth-child(52) {
-moz-transform: rotate(603.87097deg) translate3d(80px, 0, 0);
-ms-transform: rotate(603.87097deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(603.87097deg) translate3d(80px, 0, 0);
transform: rotate(603.87097deg) translate3d(80px, 0, 0);
animation-delay: 2.51613s;
}
i:nth-child(53) {
-moz-transform: rotate(615.48387deg) translate3d(80px, 0, 0);
-ms-transform: rotate(615.48387deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(615.48387deg) translate3d(80px, 0, 0);
transform: rotate(615.48387deg) translate3d(80px, 0, 0);
animation-delay: 2.56452s;
}
i:nth-child(54) {
-moz-transform: rotate(627.09677deg) translate3d(80px, 0, 0);
-ms-transform: rotate(627.09677deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(627.09677deg) translate3d(80px, 0, 0);
transform: rotate(627.09677deg) translate3d(80px, 0, 0);
animation-delay: 2.6129s;
}
i:nth-child(55) {
-moz-transform: rotate(638.70968deg) translate3d(80px, 0, 0);
-ms-transform: rotate(638.70968deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(638.70968deg) translate3d(80px, 0, 0);
transform: rotate(638.70968deg) translate3d(80px, 0, 0);
animation-delay: 2.66129s;
}
i:nth-child(56) {
-moz-transform: rotate(650.32258deg) translate3d(80px, 0, 0);
-ms-transform: rotate(650.32258deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(650.32258deg) translate3d(80px, 0, 0);
transform: rotate(650.32258deg) translate3d(80px, 0, 0);
animation-delay: 2.70968s;
}
i:nth-child(57) {
-moz-transform: rotate(661.93548deg) translate3d(80px, 0, 0);
-ms-transform: rotate(661.93548deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(661.93548deg) translate3d(80px, 0, 0);
transform: rotate(661.93548deg) translate3d(80px, 0, 0);
animation-delay: 2.75806s;
}
i:nth-child(58) {
-moz-transform: rotate(673.54839deg) translate3d(80px, 0, 0);
-ms-transform: rotate(673.54839deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(673.54839deg) translate3d(80px, 0, 0);
transform: rotate(673.54839deg) translate3d(80px, 0, 0);
animation-delay: 2.80645s;
}
i:nth-child(59) {
-moz-transform: rotate(685.16129deg) translate3d(80px, 0, 0);
-ms-transform: rotate(685.16129deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(685.16129deg) translate3d(80px, 0, 0);
transform: rotate(685.16129deg) translate3d(80px, 0, 0);
animation-delay: 2.85484s;
}
i:nth-child(60) {
-moz-transform: rotate(696.77419deg) translate3d(80px, 0, 0);
-ms-transform: rotate(696.77419deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(696.77419deg) translate3d(80px, 0, 0);
transform: rotate(696.77419deg) translate3d(80px, 0, 0);
animation-delay: 2.90323s;
}
i:nth-child(61) {
-moz-transform: rotate(708.3871deg) translate3d(80px, 0, 0);
-ms-transform: rotate(708.3871deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(708.3871deg) translate3d(80px, 0, 0);
transform: rotate(708.3871deg) translate3d(80px, 0, 0);
animation-delay: 2.95161s;
}
i:nth-child(62) {
-moz-transform: rotate(720deg) translate3d(80px, 0, 0);
-ms-transform: rotate(720deg) translate3d(80px, 0, 0);
-webkit-transform: rotate(720deg) translate3d(80px, 0, 0);
transform: rotate(720deg) translate3d(80px, 0, 0);
animation-delay: 3s;
}
@keyframes spin {
from {
opacity: 0;
}
to {
opacity: 0.6;
transform: translate3d(-4px, -4px, 570px);
}
}
#black {
position: absolute;
left: 10px;
bottom: 10px;
color: rgba(255, 255, 255, 0.6);
text-decoration: none;
}
#black:after {
content: "Black & white";
}
#black:target {
top: 0;
left: 0;
width: 100%;
height: 100%;
z-index: 1;
background: #111;
cursor: default;
}
#black:target:after {
content: "";
}
</style>
</head>
<body>
<div class="wrapper">
<i></i>
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</div>
<a href="#black" id="black"></a>
</body>
</html>
我是林三心