CSS Loader animation | HTML, CSS & JavaScript

<h2 class="section-title">Spinner Loader</h2>

</div>

<h2 class="section-title">Bouncing Dots</h2>

</div>

</div>

<h2 class="section-title">Neon Ring Loader</h2>

<h2 class="section-title">3D Flip Loader</h2>

</div>

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

body{
    background:#0f172a;
    color:white;
    font-family:Arial,sans-serif;
    padding:20px;
}

/* =========================
   LAYOUT
========================= */

.preview-box
{
    background:#111827;
    border-radius:20px;
    padding:25px;
    border:1px solid rgba(225, 220, 220, 0.);

}

.preview-box{
    display:flex;
    justify-content:center;
    align-items:center;
    min-height:260px;
}

.section-title{
    margin-bottom:15px;
    font-size:28px;
    color:#38bdf8;
	text-align:center
}

/* =========================
   1. SPINNER
========================= */

.spinner{
    width:120px;
    height:120px;
    border:8px solid rgba(255,255,255,0.1);
    border-top:8px solid #00f5ff;
    border-radius:50%;
    animation:spin 1s linear infinite;
}

@keyframes spin{
    from{
        transform:rotate(0deg);
    }
    to{
        transform:rotate(360deg);
    }
}

/* =========================
   2. BOUNCING DOTS
========================= */

.dots{
    display:flex;
    gap:12px;
}

.dots span{
    width:25px;
    height:25px;
    background:#ff3d81;
    border-radius:50%;
    animation:bounce 0.7s infinite alternate;
}

.dots span:nth-child(2){
    animation-delay:0.2s;
}

.dots span:nth-child(3){
    animation-delay:0.4s;
}

.dots span:nth-child(4){
    animation-delay:0.6s;
}

.dots span:nth-child(5){
    animation-delay:0.8s;
}

@keyframes bounce{
    from{
        transform:translateY(0);
    }
    to{
        transform:translateY(-20px);
    }
}

/* =========================
   3. WAVE BARS
========================= */

.bars{
    display:flex;
    align-items:flex-end;
    gap:6px;
    height:80px;
}

.bars span{
    width:12px;
    height:20px;
    background:#ffc107;
    border-radius:20px;
    animation:wave 1s infinite ease-in-out;
}

.bars span:nth-child(2){
    animation-delay:0.1s;
}

.bars span:nth-child(3){
    animation-delay:0.2s;
}

.bars span:nth-child(4){
    animation-delay:0.3s;
}

.bars span:nth-child(5){
    animation-delay:0.4s;
}

@keyframes wave{
    0%,100%{
        height:20px;
    }
    50%{
        height:75px;
    }
}

/* =========================
   4. NEON RING
========================= */

.neon-ring{
    width:120px;
    height:120px;
    border-radius:50%;
    border:5px solid transparent;
    border-top:5px solid #00f5ff;
    border-right:5px solid #ff00ea;
    animation:ring 1s linear infinite;
    box-shadow:
    0 0 20px #00f5ff,
    0 0 40px #ff00ea;
}

@keyframes ring{
    from{
        transform:rotate(0deg);
    }
    to{
        transform:rotate(360deg);
    }
}

/* =========================
   5. FLIP BOX
========================= */

.flip{
    width:90px;
    height:90px;
    background:#8b5cf6;
    animation:flip 1.5s infinite ease-in-out;
}

@keyframes flip{

0%{
        transform:perspective(120px)
        rotateX(0deg)
        rotateY(0deg);
    }

50%{
        transform:perspective(120px)
        rotateX(-180deg)
        rotateY(0deg);
    }

100%{
        transform:perspective(120px)
        rotateX(-180deg)
        rotateY(-180deg);
    }

}

/* =========================
   MOBILE
========================= */

@media(max-width:600px){

.loader-section{
        grid-template-columns:1fr;
    }

h1{
        font-size:28px;
    }

}

- Interactive Pagination UI

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