.login-page {
  background:
    linear-gradient(90deg, rgba(5,12,22,.52), rgba(5,12,22,.25)),
    url("login-background.png") center center / cover no-repeat fixed;
  background-attachment: fixed;
}
.login-page main { display:grid; align-items:center; min-height:calc(100vh - 68px); }
.login-page .login.panel {
  width:min(100%,460px); margin:0 auto; background:rgba(255,255,255,.94);
  border-color:rgba(255,255,255,.62);
  box-shadow:0 24px 70px rgba(0,0,0,.46); backdrop-filter:blur(12px);
}
.login-page footer { display:none; }

body:not(.login-page) {
  background:
    linear-gradient(rgba(243,245,248,.90), rgba(243,245,248,.94)),
    url("login-background.png") center center / cover no-repeat fixed;
}