Animated Border Button #184

CSS snake-like border animation button

Adding these style CSS buttons to your website is easier than you think. Simply copy and paste the CSS code provided with each button design into your stylesheet

Preview Button Style

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Button style

Disabled style

Button Source Code HTML and CSS

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Button HTML
<button class="btn-184">Button 184</button>
Button CSS
.btn-184 {
    --color: #000000;
    --boder_color: linear-gradient(240deg, #3bb1ff 50%, #f70505 50%);
    --bg_color: #f3f3f3;
    --border_radius: 10px;
    --width: 140px;
    --border_thikness: 2px;
    position: relative;
    z-index: 1;
    width: var(--width);
    height: 50px;
    color: var(--color);
    font-size: 15px;
    border-radius: var(--border_radius);
    overflow: hidden;
    transition: .3s;
    border: none;
    background: none;
    font-family: Arial, Helvetica, sans-serif;
    cursor: pointer;
    text-decoration: none;
    user-select: none;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    box-sizing: border-box;
    font-weight: bold;
    /*** full width block ***/
    /* width: 100%; */
}

.btn-184::before {
    content: '';
    position: absolute;
    z-index: -2;
    left: 50%;
    top: 50%;
    width: var(--width);
    height: var(--width);
    background: var(--boder_color);
    transform-origin: left top;
    animation: rotate 2s linear infinite;
    box-sizing: border-box;
}

.btn-184::after {
    content: '';
    position: absolute;
    z-index: -1;
    inset: var(--border_thikness);
    background: var(--bg_color);
    border-radius: calc(var(--border_radius) - 2px);
    box-sizing: border-box;
}

.btn-184:hover {
    --color: #686868;
    --boder_color: #000000;
}

@keyframes rotate {
    100% {
        /*** move right side 360deg, left -360deg ***/
        transform: rotate(-360deg);
    }
}

/*** disabled style ***/
.btn-184:disabled {
    pointer-events: none;
    opacity: .65;
    color: #7e7e7e;
    background: #dcdcdc;
    box-shadow: none;
    text-shadow: none;
}

.btn-184:disabled::before {
    animation: none;
    --boder_color: #a8a7a7;
}

/*** dark mode style ***/
html.dark-mode .btn-184 {
    --color: #ffffff;
    --bg_color: #1b2022;
    --boder_color: #f7e705;
}