*, *::before, *::after {
  box-sizing: border-box;
}

body {
  font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  margin: 0;
  background: #0f172a;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.login-page {
  position: relative;
  width: 100%;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  animation: float 10s infinite ease-in-out alternate;
  z-index: 1;
}

.shape-1 {
  width: 300px;
  height: 300px;
  background: #3b82f6;
  top: 10%;
  left: 15%;
  animation-delay: 0s;
}

.shape-2 {
  width: 400px;
  height: 400px;
  background: #ec4899;
  bottom: 10%;
  right: 15%;
  animation-delay: -5s;
}

.shape-3 {
  width: 250px;
  height: 250px;
  background: #8b5cf6;
  bottom: 20%;
  left: 30%;
  animation-delay: -2s;
}

@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(50px, 50px) scale(1.1); }
}

.login-card {
  position: relative;
  z-index: 2;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 50px 40px;
  border-radius: 24px;
  width: 100%;
  max-width: 420px;
  color: #ffffff;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.login-card h2 {
  margin: 0 0 10px 0;
  font-size: 2rem;
}

.login-card p {
  color: #cbd5e1;
  margin-bottom: 30px;
}

.input-group {
  margin-bottom: 20px;
}

.input-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.875rem;
  color: #e2e8f0;
}

.input-group input {
  width: 100%;
  padding: 14px 16px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  color: #ffffff;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.2s;
}

.input-group input:focus {
  border-color: #3b82f6;
}

.login-btn {
  width: 100%;
  padding: 14px;
  background: #3b82f6;
  color: #ffffff;
  border: none;
  border-radius: 12px;
  font-size: 1.125rem;
  font-weight: 600;
  cursor: pointer;
  margin-top: 10px;
  transition: background 0.2s;
}

.login-btn:hover {
  background: #2563eb;
}

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Floating Shapes Login Screen CSS

Create an amazing login screen with floating background shapes. We built this layout using pure CSS animations, so you get a modern interface without JavaScript.

118

#css

#login

#form

#animation

#shapes

#floating

#glassmorphism

#ui

/HTML *CSS ()JS Output Live Updates

*, *::before, *::after {
  box-sizing: border-box;
}

body {
  font-family: system-ui, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  margin: 0;
  background: #0f172a;
  overflow: hidden;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.login-page {
  position: relative;
  width: 100%;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

.shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  animation: float 10s infinite ease-in-out alternate;
  z-index: 1;
}

.shape-1 {
  width: 300px;
  height: 300px;
  background: #3b82f6;
  top: 10%;
  left: 15%;
  animation-delay: 0s;
}

.shape-2 {
  width: 400px;
  height: 400px;
  background: #ec4899;
  bottom: 10%;
  right: 15%;
  animation-delay: -5s;
}

.shape-3 {
  width: 250px;
  height: 250px;
  background: #8b5cf6;
  bottom: 20%;
  left: 30%;
  animation-delay: -2s;
}

@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(50px, 50px) scale(1.1); }
}

.login-card {
  position: relative;
  z-index: 2;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 50px 40px;
  border-radius: 24px;
  width: 100%;
  max-width: 420px;
  color: #ffffff;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.login-card h2 {
  margin: 0 0 10px 0;
  font-size: 2rem;
}

.login-card p {
  color: #cbd5e1;
  margin-bottom: 30px;
}

.input-group {
  margin-bottom: 20px;
}

.input-group label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.875rem;
  color: #e2e8f0;
}

.input-group input {
  width: 100%;
  padding: 14px 16px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  color: #ffffff;
  font-size: 1rem;
  outline: none;
  transition: border-color 0.2s;
}

.input-group input:focus {
  border-color: #3b82f6;
}

.login-btn {
  width: 100%;
  padding: 14px;
  background: #3b82f6;
  color: #ffffff;
  border: none;
  border-radius: 12px;
  font-size: 1.125rem;
  font-weight: 600;
  cursor: pointer;
  margin-top: 10px;
  transition: background 0.2s;
}

.login-btn:hover {
  background: #2563eb;
}

Floating Shapes Login Screen CSS

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