div+css+js实现炫酷登录表单页面代码-html代码-BFW代码库

代码语言：html

代码描述：div+css+js实现炫酷登录表单页面代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">

<style>
    @font-face {
  font-family: 'Roboto';
  font-style: normal;
  font-weight: 400;
  src: url(https://fonts.gstatic.com/s/roboto/v30/KFOmCnqEu92Fr1Mu4mxP.ttf) format('truetype');
}
body {
  all: initial;
  font-family: 'Roboto', sans-serif;
  letter-spacing: 0.02em;
}
* {
  box-sizing: border-box;
}
main {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #3f2766;
}
.form {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  width: 400px;
  height: 400px;
  flex-shrink: 0;
  padding: 20px;
  border-radius: 5px;
}
.form__loader {
  display: flex;
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
  justify-content: center;
  align-items: center;
  z-index: -4;
  transition: all 0.5s ease;
}
.form__content {
  text-align: center;
  display: flex;
  justify-content: center;
  flex-direction: column;
  position: relative;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.5s ease 0.7s;
}
.form__cover {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
  z-index: -4;
  border-radius: 7px;
  overflow: hidden;
  transition: all 0.3s ease 0.8s;
  box-shadow: 0 0 0 0 rgba(0, 0, 0, 0);
}
.form__cover:after {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
  background: #4d317a;
  z-index: -4;
  border-radius: 50%;
  transition: all 1.5s ease 0.3s;
  transform: scale(0);
}
.form__cover:before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
  background: white;
  z-index: -5;
  border-radius: 50%;
  transition: all 0.5s ease;
  transform: scale(0);
}
body.on-start .form__cover:before {
  transform: scale(0.15);
}
body.document-loaded .form__loader {
  transform: scale(0);
  opacity: 0;
  visibility: hidden;
}
body.document-loaded .form__content {
  opacity: 1;
  transform: none;
}
body.document-loaded .form__cover {
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}
body.document-loaded .form__cover:after {
  transform: scale(2);
}
body.document-loaded .form__cover:before {
  transition: transform 2s ease, opacity 0.3s ease 0.8s;
  transform: scale(2);
  opacity: 0;
}
h1 {
  font-size: 40px;
  color: #714cac;
  letter-spacing: 0.035em;
  margin: 20px 0;
}
.styled-button {
  -webkit-appearance: none;
  -webkit-user-select: none;
  cursor: pointer;
  font-size: 14px;
  width: 100%;
  padding: 20px;
  outline: none;
  background: none;
  position: relative;
  color: #372357;
  border-radius: 3px;
  margin-bottom: 25px;
  border: none;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.1em;
  background: #714cac;
  transition: all 0.3s ease;
  overflow: hidden;
}
.styled-button__real-text-holder {
  position: relative;
}
.styled-button__real-text {
  color: transparent;
  display: inline-block;
}
.styled-button__text-holder {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
}
.styled-button__moving-block {
  transition: all 0.3s ease;
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 100%;
  overflow: hidden;
}
.styled-button__moving-block.back {
  color: white;
  transform: translateX(-100%);
}
.styled-button__moving-block.back .styled-button__text-holder {
  transform: translateX(100%);
}
.styled-button:hover,
.styled-button:active {
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
  background: #7a51bb;
}
.styled-button:hover .face,
.styled-button:active .face {
  transform: translateX(100%);
}
.styled-button:hover .face .styled-button__text-holder,
.styled-button:active .face .styled-button__text-holder {
  transform: translateX(-100%);
}
.styled-button:hover .back,
.styled-button:active .back {
  transform: translateX(0);
}
.styled-button:hover .back .styled-button__text-holder,
.styled-button:active .back .styled-button__text-holder {
  transform: translateX(0);
}
.styled-button:active {
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.3);
}
.styled-input {
  width: 100%;
  position: relative;
  margin-bottom: 25px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 3px;
  transition: all 0.3s ease;
}
.styled-input__circle {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  overflow: hidden;
  border-radius: 3px;
}
.styled-input__circle:after {
  content: '';
  position: absolute;
  left: 16.5px;
  top: 19px;
  height: 14px;
  width: 14px;
  z-index: -2;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.15);
  box-shadow: 0 0 10px rgba(255, 255, 255, 0);
  transition: transform 0.5s ease, opacity 1s ease;
}
.styled-input__input {
  width: 100%;
  -webkit-appearance: none;
  font-size: 14px;
  outline: none;
  background: none;
  padding: 18px 15px;
  color: #ceafff;
  border: none;
  font-weight: 600;
  letter-spacing: 0.035em;
}
.styled-input__placeholder {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  z-index: -1;
  padding-left: 45px;
  color: white;
}
.styled-input__placeholder-text {
  perspective: 500px;
  display: inline-block;
}
.styled-input__placeholder-text .letter {
  display: inline-block;
  vertical-align: middle;
  position: relative;
  -webkit-animation: letterAnimOut 0.25s ease forwards;
          animation: letterAnimOut 0.25s ease forwards;
  text-shadow: 0 0 5px;
}
.styled-input__placeholder-text .letter.active {
  -webkit-animation: letterAnimIn 0.25s ease forwards;
          animation: letterAnimIn 0.25s ease forwards;
}
.styled-input:hover {
  border-color: rgba(255, 255, 255, 0.4);
}
.styled-input.filled {
  border-color: rgba(255, 255, 255, 0.2);
}
.styled-input.filled .styled-input__circle:after {
  transform: scale(33);
  opacity: 0;
}
@-webkit-keyframes letterAnimIn {
  0% {
    transform: translate(0, 0);
  }
  25% {
    transform: translate(0, 10px);
    color: red;
  }
  45% {
    transform: translate(0, 10px);
    opacity: 0;
    color: red;
  }
  55% {
    transform: translate(0, 10px);
    opacity: 0;
  }
  56% {
    transform: translate(-30px, -27px);
    opacity: 0;
    color: #00ff6b;
  }
  76% {
    color: #00ff6b;
    opacity: 1;
    transform: translate(-30px, -27px);
  }
  100% {
    transform: translate(-30px, -27px);
    opacity: 1;
  }
}
@keyframes letterAnimIn {
  0% {
    transform: translate(0, 0);
  }
  25% {
    transform: translate(0, 10px);
    color: red;
  }
  45% {
    transform: translate(0, 10px);
    opacity: 0;
    color: red;
  }
  55% {
    transform: translate(0, 10px);
    opacity.........完整代码请登录后点击上方下载按钮下载查看