CSS Button Hover Animation | HTML, CSS & JavaScript

<div class="card-title">
<h2>Glow Effect</h2>
<span>Soft glowing button</span>
</div>

<div class="preview">
<button class="btn1">HOVER ME</button>
</div>

</div>

<div class="card-title">
<h2>Fill Left</h2>
<span>Background fills from left</span>
</div>

<div class="preview">
<button class="btn2">HOVER ME</button>
</div>

</div>

<div class="card-title">
<h2>Fill Right</h2>
<span>Background fills from right</span>
</div>

<div class="preview">
<button class="btn3">HOVER ME</button>
</div>

</div>

<div class="card-title">
<h2>Center Fill</h2>
<span>Radial center animation</span>
</div>

<div class="preview">
<button class="btn4">HOVER ME</button>
</div>

</div>

<div class="card-title">
<h2>Shine Sweep</h2>
<span>Light sweep animation</span>
</div>

<div class="preview">
<button class="btn5">HOVER ME</button>
</div>

</div>

<div class="card-title">
<h2>3D Press</h2>
<span>Physical button effect</span>
</div>

<div class="preview">
<button class="btn6">PRESS ME</button>
</div>

</div>

<div class="card-title">
<h2>Border Glow</h2>
<span>Animated glowing border</span>
</div>

<div class="preview">
<button class="btn7">HOVER ME</button>
</div>

</div>

<div class="card-title">
<h2>Ripple</h2>
<span>Expanding ripple effect</span>
</div>

<div class="preview">
<button class="btn8">CLICK ME</button>
</div>

</div>

<div class="card-title">
<h2>Text Slide</h2>
<span>Text replacement animation</span>
</div>

<div class="preview">
<button class="btn9">
<span>HOVER ME</span>
</button>
</div>

</div>

<div class="card-title">
<h2>Neon</h2>
<span>Cyberpunk neon effect</span>
</div>

</div>

<div class="card-title">
<h2>Gradient</h2>
<span>Animated gradient</span>
</div>

<div class="preview">
<button class="btn11">GRADIENT</button>
</div>

</div>

<div class="card-title">
<h2>Rotate</h2>
<span>Rotation hover effect</span>
</div>

<div class="preview">
<button class="btn12">ROTATE</button>
</div>

</div>

<div class="card-title">
<h2>Magnetic Lift</h2>
<span>Floating button effect</span>
</div>

<div class="preview">
<button class="btn13">MAGNETIC</button>
</div>

</div>

<div class="card-title">
<h2>Underline</h2>
<span>Minimal hover animation</span>
</div>

<div class="preview">
<button class="btn14">UNDERLINE</button>
</div>

</div>

<div class="card-title">
<h2>Corner Fill</h2>
<span>Corner expansion effect</span>
</div>

<div class="preview">
<button class="btn15">CORNER</button>
</div>

</div>

<div class="card-title">
<h2>Double Border</h2>
<span>Expanding border</span>
</div>

<div class="preview">
<button class="btn16">DOUBLE</button>
</div>

</div>

<div class="card-title">
<h2>Liquid Fill</h2>
<span>Liquid-style animation</span>
</div>

<div class="preview">
<button class="btn17">LIQUID</button>
</div>

</div>

<div class="card-title">
<h2>Pulse</h2>
<span>Continuous pulse animation</span>
</div>

<div class="preview">
<button class="btn18">PULSE</button>
</div>

</div>

<div class="card-title">
<h2>Skew</h2>
<span>Dynamic skew effect</span>
</div>

</div>

<div class="card-title">
<h2>Electric Border</h2>
<span>High-energy glowing effect</span>
</div>

<div class="preview">
<button class="btn20">ELECTRIC</button>
</div>

</div>

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Inter, Arial, sans-serif;
    background: #080b12;
    color: white;
}

header {
    text-align: center;
    padding: 50px 20px 30px;
}

header h1 {
    font-size: 42px;
    margin: 0 0 10px;
}

header p {
    color: #9ca3af;
    font-size: 16px;
}

/* GRID */

.container {
    width: min(1400px, 94%);
    margin: auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    padding-bottom: 60px;
    padding-top: 30px;
}

.card {
    background: #111620;
    border: 1px solid #05ff8f;
    border-radius: 18px;
    overflow: hidden;
}

/* TITLE */

.card-title {
    padding: 18px 22px;
    border-bottom: 1px solid #222936;
}

.card-title h2 {
    margin: 0;
    font-size: 18px;
}

.card-title span {
    color: #6b7280;
    font-size: 13px;
}

/* PREVIEW */

.preview {
    height: 230px;
    display: flex;
    align-items: center;
    justify-content: center;
    background:
        radial-gradient(circle at center,
        #172033 0%,
        #0c111a 50%,
        #080b12 100%);
}

/* CODE */

.code {
    background: #080b10;
    padding: 20px;
    position: relative;
}

pre {
    margin: 0;
    color: #a7f3d0;
    font-size: 12px;
    line-height: 1.6;
    white-space: pre-wrap;
}

.copy {
    position: absolute;
    right: 15px;
    top: 15px;
    padding: 7px 12px;
    border: 0;
    border-radius: 6px;
    background: #2563eb;
    color: white;
    cursor: pointer;
}

/* COMMON BUTTON */

button {
    font-family: inherit;
    cursor: pointer;
}

/* 01 GLOW */

.btn1 {
    padding: 16px 40px;
    background: #2563eb;
    color: white;
    border: none;
    border-radius: 8px;
    transition: .4s;
}

.btn1:hover {
    box-shadow:
        0 0 10px #2563eb,
        0 0 30px #2563eb,
        0 0 60px #2563eb;
    transform: translateY(-4px);
}

/* 02 FILL LEFT */

.btn2 {
    position: relative;
    padding: 16px 40px;
    background: transparent;
    color: white;
    border: 2px solid #00e5ff;
    overflow: hidden;
    z-index: 1;
}

.btn2::before {
    content: "";
    position: absolute;
    inset: 0;
    width: 0;
    background: #00e5ff;
    transition: .4s;
    z-index: -1;
}

.btn2:hover::before {
    width: 100%;
}

.btn2:hover {
    color: #071018;
}

/* 03 FILL RIGHT */

.btn3 {
    position: relative;
    padding: 16px 40px;
    background: transparent;
    color: white;
    border: 2px solid #f43f5e;
    overflow: hidden;
    z-index: 1;
}

.btn3::before {
    content: "";
    position: absolute;
    right: 0;
    top: 0;
    height: 100%;
    width: 0;
    background: #f43f5e;
    transition: .4s;
    z-index: -1;
}

.btn3:hover::before {
    width: 100%;
}

/* 04 CENTER */

.btn4 {
    padding: 16px 40px;
    color: white;
    background: transparent;
    border: 2px solid #a855f7;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn4::before {
    content: "";
    position: absolute;
    width: 0;
    height: 0;
    left: 50%;
    top: 50%;
    background: #a855f7;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    transition: .5s;
    z-index: -1;
}

.btn4:hover::before {
    width: 300px;
    height: 300px;
}

/* 05 SHINE */

.btn5 {
    padding: 16px 40px;
    border: none;
    border-radius: 8px;
    color: white;
    background: #16a34a;
    position: relative;
    overflow: hidden;
}

.btn5::after {
    content: "";
    position: absolute;
    width: 80px;
    height: 200%;
    background: rgba(255,255,255,.35);
    transform: rotate(25deg);
    left: -120px;
    top: -50px;
    transition: .6s;
}

.btn5:hover::after {
    left: 130%;
}

/* 06 3D */

.btn6 {
    padding: 16px 40px;
    background: #f97316;
    color: white;
    border: none;
    border-radius: 8px;
    box-shadow: 0 7px 0 #9a3412;
    transition: .15s;
}

.btn6:hover {
    transform: translateY(5px);
    box-shadow: 0 2px 0 #9a3412;
}

/* 07 BORDER */

.btn7 {
    padding: 16px 40px;
    color: white;
    background: transparent;
    border: 2px solid white;
    border-radius: 8px;
    transition: .4s;
}

.btn7:hover {
    border-color: #22d3ee;
    box-shadow:
        inset 0 0 15px #22d3ee,
        0 0 20px #22d3ee;
}

/* 08 RIPPLE */

.btn8 {
    position: relative;
    overflow: hidden;
    padding: 16px 40px;
    background: #ec4899;
    color: white;
    border: none;
    border-radius: 8px;
}

.btn8::after {
    content: "";
    position: absolute;
    width: 10px;
    height: 10px;
    background: rgba(255,255,255,.5);
    border-radius: 50%;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%) scale(0);
    transition: .6s;
}

.btn8:hover::after {
    transform: translate(-50%,-50%) scale(20);
}

/* 09 TEXT SLIDE */

.btn9 {
    padding: 16px 40px;
    background: #334155;
    color: white;
    border: none;
    overflow: hidden;
    position: relative;
}

.btn9 span {
    display: block;
    transition: .4s;
}

.btn9::after {
    content: "WELCOME!";
    position: absolute;
    left: 0;
    width: 100%;
    transform: translateY(40px);
    transition: .4s;
}

.btn9:hover span {
    transform: translateY(-40px);
}

.btn9:hover::after {
    transform: translateY(-18px);
}

/* 10 NEON */

.btn10 {
    padding: 16px 40px;
    background: #050505;
    color: #00ffcc;
    border: 2px solid #00ffcc;
    border-radius: 8px;
    transition: .4s;
}

.btn10:hover {
    color: #000;
    background: #00ffcc;
    box-shadow:
        0 0 10px #00ffcc,
        0 0 30px #00ffcc,
        0 0 70px #00ffcc;
}

/* 11 GRADIENT */

.btn11 {
    padding: 16px 40px;
    border: none;
    color: white;
    border-radius: 30px;
    background: linear-gradient(90deg,#6366f1,#ec4899,#f97316);
    background-size: 200%;
    transition: .5s;
}

.btn11:hover {
    background-position: 100%;
    transform: scale(1.08);
}

/* 12 ROTATE */

.btn12 {
    padding: 16px 40px;
    background: #14b8a6;
    color: white;
    border: none;
    transition: .5s;
}

.btn12:hover {
    transform: rotate(-5deg) scale(1.08);
}

/* 13 MAGNETIC */

.btn13 {
    padding: 16px 40px;
    background: #7c3aed;
    color: white;
    border: none;
    border-radius: 8px;
    transition: .3s;
}

.btn13:hover {
    transform: translateY(-8px) scale(1.08);
}

/* 14 UNDERLINE */

.btn14 {
    padding: 16px 40px;
    background: transparent;
    border: none;
    color: white;
    position: relative;
}

.btn14::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 5px;
    width: 0;
    height: 3px;
    background: #facc15;
    transform: translateX(-50%);
    transition: .4s;
}

.btn14:hover::after {
    width: 100%;
}

/* 15 CORNER */

.btn15 {
    padding: 16px 40px;
    color: white;
    background: transparent;
    border: 2px solid #38bdf8;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn15::before {
    content: "";
    position: absolute;
    width: 20px;
    height: 20px;
    background: #38bdf8;
    right: 0;
    bottom: 0;
    transition: .5s;
    z-index: -1;
}

.btn15:hover::before {
    width: 100%;
    height: 100%;
}

/* 16 DOUBLE BORDER */

.btn16 {
    padding: 16px 40px;
    color: white;
    background: transparent;
    border: 2px solid #fb7185;
    position: relative;
}

.btn16::before {
    content: "";
    position: absolute;
    inset: 5px;
    border: 1px solid #fb7185;
    transition: .4s;
}

.btn16:hover::before {
    inset: -7px;
}

/* 17 LIQUID */

.btn17 {
    padding: 16px 40px;
    color: white;
    background: #0284c7;
    border: none;
    border-radius: 8px;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn17::before {
    content: "";
    position: absolute;
    width: 200%;
    height: 200%;
    background: #22d3ee;
    border-radius: 45%;
    left: -50%;
    top: 100%;
    transition: .6s;
    z-index: -1;
}

.btn17:hover::before {
    top: -50%;
}

/* 18 PULSE */

.btn18 {
    padding: 16px 40px;
    border: none;
    background: #dc2626;
    color: white;
    border-radius: 8px;
}

.btn18:hover {
    animation: pulse .8s infinite;
}

@keyframes pulse {

0% {
        box-shadow: 0 0 0 0 rgba(220,38,38,.7);
    }

70% {
        box-shadow: 0 0 0 20px rgba(220,38,38,0);
    }

100% {
        box-shadow: 0 0 0 0 rgba(220,38,38,0);
    }

}

/* 19 SKEW */

.btn19 {
    padding: 16px 40px;
    background: #eab308;
    color: #111;
    border: none;
    transition: .4s;
}

.btn19:hover {
    transform: skew(-12deg);
}

/* 20 ELECTRIC */

.btn20 {
    padding: 16px 40px;
    color: #fff;
    background: #050505;
    border: 2px solid #60a5fa;
    position: relative;
    box-shadow: 0 0 10px #60a5fa;
    animation: electric 1.2s infinite alternate;
}

@keyframes electric {

from {
        box-shadow:
            0 0 5px #60a5fa,
            0 0 10px #60a5fa;
    }

to {
        box-shadow:
            0 0 10px #60a5fa,
            0 0 30px #60a5fa,
            0 0 50px #2563eb;
    }

}

.btn20:hover {
    transform: scale(1.08);
}

/* RESPONSIVE */

@media(max-width:800px) {

.container {
        grid-template-columns: 1fr;
    }

header h1 {
        font-size: 30px;
    }

}

- CSS Button Hover Animation

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