<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>登录页面</title>
<style>
body {
background: radial-gradient(ellipse at bottom, #1b2735 0%, #090a0f 100%);
height: 100vh;
overflow: hidden;
display: flex;
font-family: "Anton", sans-serif;
justify-content: center;
align-items: center;
}
.night {
position: relative;
width: 100%;
height: 200%;
transform: rotateZ(139deg);
}
.shooting_star {
position: absolute;
left: 50%;
top: 50%;
height: 2px;
background: linear-gradient(-45deg, #5f91ff, rgba(0, 0, 255, 0));
border-radius: 999px;
filter: drop-shadow(0 0 6px #699bff);
-webkit-animation: tail 3000ms ease-in-out infinite, shooting 3000ms ease-in-out infinite;
animation: tail 3000ms ease-in-out infinite, shooting 3000ms ease-in-out infinite;
}
.shooting_star::before {
content: "";
position: absolute;
top: calc(50% - 1px * 2);
right: 0;
height: 2px;
background: linear-gradient(-45deg, rgba(0, 0, 255, 0), #5f91ff, rgba(0, 0, 255, 0));
transform: translateX(50%) rotateZ(45deg);
border-radius: 100%;
-webkit-animation: shining 3000ms ease-in-out infinite;
animation: shining 3000ms ease-in-out infinite;
}
.shooting_star::after {
content: "";
position: absolute;
top: calc(50% - 1px * 2);
right: 0;
height: 2px;
background: linear-gradient(-45deg, rgba(0, 0, 255, 0), #5f91ff, rgba(0, 0, 255, 0));
transform: translateX(50%) rotateZ(45deg);
border-radius: 100%;
-webkit-animation: shining 3000ms ease-in-out infinite;
animation: shining 3000ms ease-in-out infinite;
transform: translateX(50%) rotateZ(-45deg);
}
.shooting_star:nth-child(1) {
top: calc(50% - -4px * 2);
left: calc(50% - 248px);
-webkit-animation-delay: 3060ms;
animation-delay: 3060ms;
}
.shooting_star:nth-child(1)::before,
.shooting_star:nth-child(1)::after {
-webkit-animation-delay: 3060ms;
animation-delay: 3060ms;
}
.shooting_star:nth-child(2) {
top: calc(50% - 180px * 2);
left: calc(50% - 166px);
-webkit-animation-delay: 4693ms;
animation-delay: 4693ms;
}
.shooting_star:nth-child(2)::before,
.shooting_star:nth-child(2)::after {
-webkit-animation-delay: 4693ms;
animation-delay: 4693ms;
}
.shooting_star:nth-child(3) {
top: calc(50% - -88px * 2);
left: calc(50% - 136px);
-webkit-animation-delay: 1178ms;
animation-delay: 1178ms;
}
.shooting_star:nth-child(3)::before,
.shooting_star:nth-child(3)::after {
-webkit-animation-delay: 1178ms;
animation-delay: 1178ms;
}
.shooting_star:nth-child(4) {
top: calc(50% - 92px * 2);
left: calc(50% - 92px);
-webkit-animation-delay: 9285ms;
animation-delay: 9285ms;
}
.shooting_star:nth-child(4)::before,
.shooting_star:nth-child(4)::after {
-webkit-animation-delay: 9285ms;
animation-delay: 9285ms;
}
.shooting_star:nth-child(5) {
top: calc(50% - 89px * 2);
left: calc(50% - 92px);
-webkit-animation-delay: 5475ms;
animation-delay: 5475ms;
}
.shooting_star:nth-child(5)::before,
.shooting_star:nth-child(5)::after {
-webkit-animation-delay: 5475ms;
animation-delay: 5475ms;
}
.shooting_star:nth-child(6) {
top: calc(50% - -164px * 2);
left: calc(50% - 27px);
-webkit-animation-delay: 9220ms;
animation-delay: 9220ms;
}
.shooting_star:nth-child(6)::before,
.shooting_star:nth-child(6)::after {
-webkit-animation-delay: 9220ms;
animation-delay: 9220ms;
}
.shooting_star:nth-child(7) {
top: calc(50% - -136px * 2);
left: calc(50% - 243px);
-webkit-animation-delay: 7942ms;
animation-delay: 7942ms;
}
.shooting_star:nth-child(7)::before,
.shooting_star:nth-child(7)::after {
-webkit-animation-delay: 7942ms;
animation-delay: 7942ms;
}
.shooting_star:nth-child(8) {
top: calc(50% - 174px * 2);
left: calc(50% - 75px);
-webkit-animation-delay: 8312ms;
animation-delay: 8312ms;
}
.shooting_star:nth-child(8)::before,
.shooting_star:nth-child(8)::after {
-webkit-animation-delay: 8312ms;
animation-delay: 8312ms;
}
.shooting_star:nth-child(9) {
top: calc(50% - 138px * 2);
left: calc(50% - 281px);
-webkit-animation-delay: 6475ms;
animation-delay: 6475ms;
}
.shooting_star:nth-child(9)::before,
.shooting_star:nth-child(9)::after {
-webkit-animation-delay: 6475ms;
animation-delay: 6475ms;
}
.shooting_star:nth-child(10) {
top: calc(50% - 25px * 2);
left: calc(50% - 25px);
-webkit-animation-delay: 7118ms;
animation-delay: 7118ms;
}
.shooting_star:nth-child(10)::before,
.shooting_star:nth-child(10)::after {
-webkit-animation-delay: 7118ms;
animation-delay: 7118ms;
}
.shooting_star:nth-child(11) {
top: calc(50% - 184px * 2);
left: calc(50% - 198px);
-webkit-animation-delay: 8570ms;
animation-delay: 8570ms;
}
.shooting_star:nth-child(11)::before,
.shooting_star:nth-child(11)::after {
-webkit-animation-delay: 8570ms;
animation-delay: 8570ms;
}
.shooting_star:nth-child(12) {
top: calc(50% - -194px * 2);
left: calc(50% - 283px);
-webkit-animation-delay: 1026ms;
animation-delay: 1026ms;
}
.shooting_star:nth-child(12)::before,
.shooting_star:nth-child(12)::after {
-webkit-animation-delay: 1026ms;
animation-delay: 1026ms;
}
.shooting_star:nth-child(13) {
top: calc(50% - 169px * 2);
left: calc(50% - 42px);
-webkit-animation-delay: 4957ms;
animation-delay: 4957ms;
}
.shooting_star:nth-child(13)::before,
.shooting_star:nth-child(13)::after {
-webkit-animation-delay: 4957ms;
animation-delay: 4957ms;
}
.shooting_star:nth-child(14) {
top: calc(50% - -114px * 2);
left: calc(50% - 139px);
-webkit-animation-delay: 5748ms;
animation-delay: 5748ms;
}
.shooting_star:nth-child(14)::before,
.shooting_star:nth-child(14)::after {
-webkit-animation-delay: 5748ms;
animation-delay: 5748ms;
}
.shooting_star:nth-child(15) {
top: calc(50% - 140px * 2);
left: calc(50% - 283px);
-webkit-animation-delay: 2809ms;
animation-delay: 2809ms;
}
.shooting_star:nth-child(15)::before,
.shooting_star:nth-child(15)::after {
-webkit-animation-delay: 2809ms;
animation-delay: 2809ms;
}
.shooting_star:nth-child(16) {
top: calc(50% - 72px * 2);
left: calc(50% - 88px);
-webkit-animation-delay: 8661ms;
animation-delay: 8661ms;
}
.shooting_star:nth-child(16)::before,
.shooting_star:nth-child(16)::after {
-webkit-animation-delay: 8661ms;
animation-delay: 8661ms;
}
.shooting_star:nth-child(17) {
top: calc(50% - 40px * 2);
left: calc(50% - 273px);
-webkit-animation-delay: 8037ms;
animation-delay: 8037ms;
}
.shooting_star:nth-child(17)::before,
.shooting_star:nth-child(17)::after {
-webkit-animation-delay: 8037ms;
animation-delay: 8037ms;
}
.shooting_star:nth-child(18) {
top: calc(50% - 176px * 2);
left: calc(50% - 27px);
-webkit-animation-delay: 826ms;
animation-delay: 826ms;
}
.shooting_star:nth-child(18)::before,
.shooting_star:nth-child(18)::after {
-webkit-animation-delay: 826ms;
animation-delay: 826ms;
}
.shooting_star:nth-child(19) {
top: calc(50% - -164px * 2);
left: calc(50% - 229px);
-webkit-animation-delay: 1822ms;
animation-delay: 1822ms;
}
.shooting_star:nth-child(19)::before,
.shooting_star:nth-child(19)::after {
-webkit-animation-delay: 1822ms;
animation-delay: 1822ms;
}
.shooting_star:nth-child(20) {
top: calc(50% - 85px * 2);
left: calc(50% - 161px);
-webkit-animation-delay: 5305ms;
animation-delay: 5305ms;
}
.shooting_star:nth-child(20)::before,
.shooting_star:nth-child(20)::after {
-webkit-animation-delay: 5305ms;
animation-delay: 5305ms;
}
.shooting_star:nth-child(21) {
top: calc(50% - 100px * 2);
left: calc(50% - 300px);
-webkit-animation-delay: 4305ms;
animation-delay: 4305ms;
}
.shooting_star:nth-child(21)::before,
.shooting_star:nth-child(21)::after {
-webkit-animation-delay: 4305ms;
animation-delay: 4305ms;
}
@-webkit-keyframes tail {
0% {
width: 0;
}
30% {
width: 100px;
}
100% {
width: 0;
}
}
@keyframes tail {
0% {
width: 0;
}
30% {
width: 100px;
}
100% {
width: 0;
}
}
@-webkit-keyframes shining {
0% {
width: 0;
}
50% {
width: 30px;
}
100% {
width: 0;
}
}
@keyframes shining {
0% {
width: 0;
}
50% {
width: 30px;
}
100% {
width: 0;
}
}
@-webkit-keyframes shooting {
0% {
transform: translateX(0);
}
100% {
transform: translateX(300px);
}
}
@keyframes shooting {
0% {
transform: translateX(0);
}
100% {
transform: translateX(300px);
}
}
@-webkit-keyframes sky {
0% {
transform: rotate(45deg);
}
100% {
transform: rotate(405deg);
}
}
@keyframes sky {
0% {
transform: rotate(45deg);
}
100% {
transform: rotate(405deg);
}
}
.night{
position: absolute;
z-index: -1;
}
/* 登录板块 */
html {
height: 100%;
}
.login-box {
position: absolute;
top: 50%;
left: 50%;
width: 500px;
padding: 40px;
/* 登录框居中 */
transform: translate(-50%, -50%);
background: rgba(0, 0, 0, .8);
/* css3新特性，任何内外边距和边框都将在已设定的宽度和高度内进行绘制 */
box-sizing: border-box;
/* 添加阴影 */
box-shadow: 0 15px 25px rgba(0, 0, 0, .6);
/* 边框圆角 */
border-radius: 10px;
}
.login-box h2 {
margin: 0 0 30px;
padding: 0;
color: #fff;
text-align: center;
}
.login-box .user-box {
position: relative;
}
.login-box .user-box input {
width: 100%;
padding: 10px 0;
font-size: 16px;
color: #fff;
margin-bottom: 30px;
border: none;
border-bottom: 1px solid #fff;
outline: none;
background: transparent;
}
.login-box .user-box label {
position: absolute;
top: 0;
left: 0;
padding: 10px 0;
font-size: 16px;
color: #fff;
/* 元素不再是鼠标事件的目标，鼠标不再监听当前层而去监听下面的层中的元素 */
pointer-events: none;
transition: .5s;
}
.login-box .user-box input:focus~label,
.login-box .user-box input:valid~label {
top: -20px;
left: 0;
color: #03e9f4;
font-size: 12px;
}
/* .login-box form a {
position: relative;
display: inline-block;
padding: 10px 20px;
color: #2cacb1;
font-size: 16px;
text-decoration: none;
text-transform: uppercase;
overflow: hidden;
transition: .5s;
margin-top: 40px;
letter-spacing: 4px
} */
.login-box a:nth-of-type(1){
position: relative;
display: inline-block;
padding: 10px 20px;
color: #2cacb1;
font-size: 16px;
text-decoration: none;
text-transform: uppercase;
overflow: hidden;
transition: .5s;
margin-top: 40px;
letter-spacing: 4px
}
.login-box a:nth-of-type(2){
position: relative;
display: inline-block;
padding: 10px 20px;
color: #2cacb1;
font-size: 16px;
text-decoration: none;
text-transform: uppercase;
overflow: hidden;
transition: .5s;
margin-top: 40px;
margin-left: 200px;
letter-spacing: 4px
}
.login-box a:hover {
background: #03e9f4;
color: #fff;
border-radius: 5px;
box-shadow: 0 0 20px #03e9f4;
}
/* 按钮特效 -Start */
.login-box a span {
position: absolute;
display: block;
}
.login-box a span:nth-child(1) {
top: 0;
left: -100%;
width: 100%;
height: 2px;
background: linear-gradient(90deg, transparent, #03e9f4);
animation: btn-anim1 1s linear infinite;
}
@keyframes btn-anim1 {
0% {
left: -100%;
}
50%,
100% {
left: 100%;
}
}
.login-box a span:nth-child(2) {
top: -100%;
right: 0;
width: 2px;
height: 100%;
background: linear-gradient(180deg, transparent, #03e9f4);
animation: btn-anim2 1s linear infinite;
animation-delay: .25s
}
@keyframes btn-anim2 {
0% {
top: -100%;
}
50%,
100% {
top: 100%;
}
}
.login-box a span:nth-child(3) {
bottom: 0;
right: -100%;
width: 100%;
height: 2px;
background: linear-gradient(270deg, transparent, #03e9f4);
animation: btn-anim3 1s linear infinite;
animation-delay: .5s
}
@keyframes btn-anim3 {
0% {
right: -100%;
}
50%,
100% {
right: 100%;
}
}
.login-box a span:nth-child(4) {
bottom: -100%;
left: 0;
width: 2px;
height: 100%;
background: linear-gradient(360deg, transparent, #03e9f4);
animation: btn-anim4 1s linear infinite;
animation-delay: .75s
}
@keyframes btn-anim4 {
0% {
bottom: -100%;
}
50%,
100% {
bottom: 100%;
}
}
/* 按钮特效End */
</style>
</head>
<body translate="no">
<div class="night">
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
<div class="shooting_star"></div>
</div>
<div class="login-box" >
<h2>用户登录</h2>
<form>
<div class="user-box">
<input type="text" name="" required="">
<label>账号</label>
</div>
<div class="user-box">
<input type="password" name="" required="">
<label>密码</label>
</div>
<a href="#">
<span></span>
<span></span>
<span></span>
<span></span>
登录
</a>
<a href="#">
<span></span>
<span></span>
<span></span>
<span></span>
立即注册
</a>
</form>
</div>
</body>
</html>