* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  overflow-x: hidden;
  /* background: url(img/bg1.png) no-repeat bottom center; */
  display: flex;
  justify-content: center;
  align-items: center;
}
.headline {
  font-size: 38px;
  color: #fff;
  letter-spacing: 2px;
  /* font-weight: bold; */
  /* background: -webkit-linear-gradient(90deg, #02aab0, #0050cb);  */
  /* Chrome, Safari */
  /* background: linear-gradient(90deg, #02aab0, #0050cb); */
  /* -webkit-background-clip: text;  */
  /* Chrome, Safari */
  /* background-clip: text; */

  /* -webkit-text-fill-color: transparent;  */
  /* Chrome, Safari */
  /* color: transparent;  */
  /* 兼容不支持background-clip的浏览器 */
}
section {
  /* position: relative; */
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: url(img/bgn.jpg) no-repeat;
  background-size: cover;
  overflow: hidden;
}

.box {
  width: 400px;
  height: 500px;
  /* background-color: #2c4feb; */
  border-radius: 5px;
  padding: 115px 20px 0 25px;
  position: relative;
  left: 45px;
  top: -45px;
  background: url(img/log_bg.png) no-repeat #2c4feb center 295px;
}

/* section::before {
  position: absolute;
  content: "";
  z-index: 2;
  width: 420px;
  height: 420px;
  top: 50%;
  left: 50%;
  transform: translate(-100%, -40%);
  background-color: #c4cef9;
  background-image: linear-gradient(180deg, #cbe8f8 0%, #c4cef9 74%);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.2);
  animation: pulse 1.5s infinite;
  filter: blur(80px);
}

section::after {
  position: absolute;
  content: "";
  z-index: 2;
  width: 300px;
  height: 300px;
  top: 50%;
  left: 50%;
  transform: translate(25%, -130%);
  background-color: #fa8bff;
  background-image: linear-gradient(47deg, #c6e5fa 0%, #2bb2ff 52%, #e8f0fb 90%);
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.1);
  animation: pulse 1.6s infinite;
  filter: blur(60px);
} */

/* @keyframes pulse {
  50% {
    box-shadow: 0 0 0 50px rgba(255, 255, 255, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
  }
}  */

.login {
  position: relative;
  z-index: 3;
  width: 465px;
  /* background: rgba(255, 255, 255, 0.65); */
  background-image: linear-gradient(to right bottom, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.4));
  padding: 50px 40px 35px 40px;
  border-radius: 8px;
  /* box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1); */
  border: 2px solid rgba(255, 255, 255, 0.8);
  border-left: 2px solid rgba(255, 255, 255, 0.2);
  border-bottom: 2px solid rgba(255, 255, 255, 0.4);
  backdrop-filter: blur(10px);
  margin-top: -5%;
}

.login h3 {
  color: #131313;
  display: block;
  text-align: center;
  margin: 0 0 30px 0;
  font-size: 30px;
  letter-spacing: 1px;
  font-weight: 500;
}

.login .login_list {
  display: flex;
  margin-bottom: 22px;
}

.login .login_list input {
  flex: 1;
  height: 46px;
  border-radius: 3px;
  background-color: rgba(255, 255, 255, 0.5);
  border: 1px solid #fff;
  padding-left: 15px;
  color: #fff;
  outline: none;
  transition: all 0.4s;
  font-size: 20px;
  letter-spacing: 3px;
  color: #222;
}

.login .login_list input::placeholder {
  color: #666679;
  font-size: 16px;
}
.login .login_list input:hover {
  border: 1px solid rgba(51, 112, 255, 0.8);
  background-color: rgba(255, 255, 255, 0.7);
}
.login .login_list button,
.login button {
  width: 100%;
  height: 52px;
  border: 0;
  background-size: 200% auto;
  border-radius: 3px;
  color: #fff;
  outline: none;
  cursor: pointer;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
  transition: ease 0.4s;
  font-size: 18px;
}

.login .login_list button {
  width: 165px;
  margin-left: 20px;
  height: 46px;
  font-size: 16px;
}

.login button:nth-last-of-type(1) {
  background-image: linear-gradient(to right, #3370ff 0%, #3370ff 51%, #0050cb 100%);
}

.login button:hover {
  background-position: right center;
  color: #fff;
  text-decoration: none;
}

.dow {
  display: flex;
  margin-top: 35px;
  justify-content: center;
  align-items: center;
}
.dow span {
  display: block;
  color: #666679;
  font-size: 14px;
  text-align: center;
}