Slide In Animation

Smooth slide-in animation from different directions. Perfect for sidebars, modals, or any element that needs to enter from off-screen.

CSS7/16/2025

#css#animations#ui

CSS

@keyframes slideInLeft {
  from { transform: translateX(-100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

.slide-in-left {
  animation: slideInLeft 0.4s ease-out;
}

.slide-in-right {
  animation: slideInRight 0.4s ease-out;
}

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