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Glassmorphism Sidebar Navigation CSS

Upgrade your dashboard with this frosted glass sidebar. It blends beautifully with colorful backgrounds using backdrop filters, and the active links feature a soft glow that looks great in both light and dark modes.

428

#css

#sidebar

#navigation

#glassmorphism

#menu

#dashboard

#ui

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* { box-sizing: border-box; }
body {
  font-family: system-ui, "Segoe UI", sans-serif;
  margin: 0;
  height: 100vh;
  /* Complex mesh gradient background */
  background: 
    radial-gradient(at 0% 0%, hsla(253,16%,7%,1) 0, transparent 50%), 
    radial-gradient(at 50% 0%, hsla(225,39%,30%,1) 0, transparent 50%), 
    radial-gradient(at 100% 0%, hsla(339,49%,30%,1) 0, transparent 50%);
  background-color: #111;
  display: flex;
}

.wrapper {
  padding: 20px;
  height: 100%;
}

.glass-sidebar {
  width: 260px;
  height: 100%;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 24px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.4rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 40px;
  padding: 0 12px;
}

.logo-icon {
  width: 24px;
  height: 24px;
  background: #60a5fa;
  border-radius: 6px;
  box-shadow: 0 0 10px rgba(96, 165, 250, 0.5);
}

.nav-menu {
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.nav-item {
  text-decoration: none;
  color: #94a3b8;
  padding: 12px 16px;
  border-radius: 12px;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.nav-item svg {
  width: 20px;
  height: 20px;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.08);
  color: #e2e8f0;
}

.nav-item.active {
  background: rgba(59, 130, 246, 0.15);
  color: #60a5fa;
  border: 1px solid rgba(59, 130, 246, 0.2);
}

.badge {
  margin-left: auto;
  background: #ef4444;
  color: white;
  font-size: 0.75rem;
  padding: 2px 6px;
  border-radius: 10px;
  font-weight: 600;
}

.user-profile {
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.user-profile img {
  border-radius: 10px;
  width: 40px;
  height: 40px;
}

.user-info {
  display: flex;
  flex-direction: column;
}

.user-info .name {
  color: #fff;
  font-size: 0.9rem;
  font-weight: 500;
}

.user-info .role {
  color: #64748b;
  font-size: 0.8rem;
}

<div class="wrapper">
  <div class="glass-sidebar">
    <div class="logo">
      <div class="logo-icon"></div>
      Dash<span style="color:#60a5fa">App</span>
    </div>
    <nav class="nav-menu">
      <a href="#" class="nav-item active">
        <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
          <rect x="3" y="3" width="7" height="7"></rect>
          <rect x="14" y="3" width="7" height="7"></rect>
          <rect x="14" y="14" width="7" height="7"></rect>
          <rect x="3" y="14" width="7" height="7"></rect>
        </svg>
        <span>Dashboard</span>
      </a>
      <a href="#" class="nav-item">
        <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
          <path d="M21 15a2 2 0 0 1-2 2H7l-4 4V5a2 2 0 0 1 2-2h14a2 2 0 0 1 2 2z"></path>
        </svg>
        <span>Messages</span>
        <span class="badge">3</span>
      </a>
      <a href="#" class="nav-item">
        <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
           <path d="M17 21v-2a4 4 0 0 0-4-4H5a4 4 0 0 0-4 4v2"></path>
           <circle cx="9" cy="7" r="4"></circle>
           <path d="M23 21v-2a4 4 0 0 0-3-3.87"></path>
           <path d="M16 3.13a4 4 0 0 1 0 7.75"></path>
        </svg>
        <span>Team</span>
      </a>
      <a href="#" class="nav-item">
        <svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
          <circle cx="12" cy="12" r="3"></circle>
          <path d="M19.4 15a1.65 1.65 0 0 0 .33 1.82l.06.06a2 2 0 0 1 0 2.83 2 2 0 0 1-2.83 0l-.06-.06a1.65 1.65 0 0 0-1.82-.33 1.65 1.65 0 0 0-1 1.51V21a2 2 0 0 1-2 2 2 2 0 0 1-2-2v-.09A1.65 1.65 0 0 0 9 19.4a1.65 1.65 0 0 0-1.82.33l-.06.06a2 2 0 0 1-2.83 0 2 2 0 0 1 0-2.83l.06-.06a1.65 1.65 0 0 0 .33-1.82 1.65 1.65 0 0 0-1.51-1H3a2 2 0 0 1-2-2 2 2 0 0 1 2-2h.09A1.65 1.65 0 0 0 4.6 9a1.65 1.65 0 0 0-.33-1.82l-.06-.06a2 2 0 0 1 0-2.83 2 2 0 0 1 2.83 0l.06.06a1.65 1.65 0 0 0 1.82.33H9a1.65 1.65 0 0 0 1-1.51V3a2 2 0 0 1 2-2 2 2 0 0 1 2 2v.09a1.65 1.65 0 0 0 1 1.51 1.65 1.65 0 0 0 1.82-.33l.06-.06a2 2 0 0 1 2.83 0 2 2 0 0 1 0 2.83l-.06.06a1.65 1.65 0 0 0-.33 1.82V9a1.65 1.65 0 0 0 1.51 1H21a2 2 0 0 1 2 2 2 2 0 0 1-2 2h-.09a1.65 1.65 0 0 0-1.51 1z"></path>
        </svg>
        <span>Settings</span>
      </a>
    </nav>
    <div class="user-profile">
      <img src="https://placehold.co/40x40/3b82f6/ffffff?text=AD" alt="Profile">
      <div class="user-info">
        <span class="name">Alex Doe</span>
        <span class="role">Admin</span>
      </div>
    </div>
  </div>
</div>

Glassmorphism Sidebar Navigation CSS

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