Search input SVG

by Sandhose

HTML

<div class="container">
    <input id="theInput" />
    <svg height="31" width="200" id="searchSvg">
      <path d="M0 30 L200 30 L192 22 a10,10 0 1 0 -1,1 L192 22" />
    </svg>
</div>

CSS

body {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    width: 100%;
    background-color: #1A805A;
}

.container {
    flex: 0 0 200px;
    height: 30px;
    width: 200px;
    position: relative;
}

#theInput {
    position: absolute;
    top: 0;
    bottom: 0;
    right: 0;
    left: 0;
    z-index: 2;
    background-color: transparent;
    border: none;
    color: white;
    opacity: 0;
    transition: opacity .5s;
    padding: 5px;
}

.open #theInput {
    opacity: 1;
}

#theInput:focus {
    outline: none;
}

#searchSvg {
    margin-left: -92px;
    transition: margin-left .6s ease-in-out;
    position: absolute;
    top: 0;
    bottom: 0;
    right: 0;
    left: 0;
    z-index: 1;
}

#searchSvg path {
    stroke: white;
    stroke-width: 2px;
    fill: transparent;
    stroke-dasharray: 75,200;
    stroke-dashoffset: 75;
    stroke-linejoin: round;
    transition: stroke-dasharray .6s ease-in-out, stroke-dashoffset .6s ease-in-out;
}

.open #searchSvg {
    margin-left: 0; 
}

.open #searchSvg path {
    stroke-dashoffset: 275;
    stroke-dasharray: 200,76;
}

JavaScript

var input = document.getElementById("theInput"),
    container = document.querySelector(".container");

input.addEventListener("focus", function() {
    container.classList.add("open");
});

input.addEventListener("blur", function() {
    if(!input.value) {
        container.classList.remove("open");
    }
});