html {
  margin: 0;
  padding: 0;
  height: 100%;
}
body {
  margin: 0;
  padding: 0;
  height: 100%;
  background-image: url(../img/bg.png);
  background-repeat: no-repeat;
  background-size: 100% 100%;
  background-attachment: fixed;
}
main {
  display: flex;
  justify-content: center;
  height: 100%;
}
main .wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 1200px;
}
main .wrap .logo img {
  width: 340px;
  height: 65px;
}
main .wrap .login_wrap {
  background-color: #fff;
  padding: 40px 50px;
  box-shadow: 0px 0px 10px 0px rgba(57, 57, 57, 0.2);
  border-radius: 10px;
}
main .wrap .login_wrap .login {
  display: flex;
  flex-direction: column;
  align-items: center;
}
main .wrap .login_wrap .login .title {
  font-size: 24px;
  font-family: OPPOSans;
  color: #333333;
  line-height: 60px;
}
main .wrap .login_wrap .login input {
  width: 345px;
  padding: 10px 35px;
  margin: 15px 0;
  box-sizing: border-box;
  border: 0;
  border-bottom: 1px solid #D3D3D3;
  font-size: 16px;
}
main .wrap .login_wrap .login input:focus {
  outline: none;
}
main .wrap .login_wrap .login .username,
main .wrap .login_wrap .login .password,
main .wrap .login_wrap .login .code {
  position: relative;
}
main .wrap .login_wrap .login .username img,
main .wrap .login_wrap .login .password img,
main .wrap .login_wrap .login .code img {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}
main .wrap .login_wrap .login .code {
  width: 345px;
}
main .wrap .login_wrap .login .code input {
  width: 165px;
}
main .wrap .login_wrap .login .code .code_img {
  width: 150px;
  margin-left: 30px;
}
main .wrap .login_wrap .login .login_btn {
  margin: 50px 0;
}
main .wrap .login_wrap .login .login_btn button {
  width: 346px;
  height: 44px;
  background: #009688;
  border-radius: 22px;
  border: 0;
  font-size: 26px;
  color: #FFF;
}