CodePen Embed - #Make Search Box Animation

<body>
    <div class="textbox">
        <div class="textbox-box">
            <div class="textbox-face textbox-side"></div>
            <div class="textbox-face textbox-bottom"></div>
            <div class="textbox-face textbox-top"></div>
            <div class="textbox-field">
                <div class="textbox-label">Article Title</div>
                <input class="textbox-text" type="text" placeholder="Type here..." />
            </div>
            <div class="textbox-action">
                <div class="textbox-face textbox-side"></div>
                <div class="textbox-face textbox-top"></div>
                <div class="textbox-face textbox-bottom"></div>
                <svg viewBox="0 0 24 24">
                  <path d="M4,11V13H16L10.5,18.5L11.92,19.92L19.84,12L11.92,4.08L10.5,5.5L16,11H4Z"></path>
                </svg>
            </div>
        </div>
    </div>
</body>









<footer>
  <p>Created with by
  <a target="_blank" href="https://www.youtube.com/channel/UCfLAgJiukaf3tqiitrh_Xlw?sub_confirmation=1">C O D I N G_ S C R I P T_</a>
</footer>

<div class="youtubeBtn">
  <a target="_blank" href="https://www.youtube.com/channel/UCfLAgJiukaf3tqiitrh_Xlw?sub_confirmation=1">
      <span>Watch on YouTube</span>

    </a>

</div>




<style>
footer {
    background-color: #222;
    color: #fff;
    font-size: 14px;
    bottom: 0;
    position: fixed;
    left: 0;
    right: 0;
    text-align: center;
    z-index: 999;
}

footer p {
    margin: 10px 0;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida  Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}
footer a {
    color: #3c97bf;
    text-decoration: none;
  margin-right:5px;
}
.youtubeBtn{
    position: fixed;
    left: 50%;
  transform:translatex(-50%);
    bottom: 45px;
    cursor: pointer;
    transition: all .3s;
    vertical-align: middle;
    text-align: center;
    display: inline-block;
}
.youtubeBtn i{
   font-size:2000px;
   float:left;
}
.youtubeBtn a{
    color:#ff0000;
    animation: youtubeAnim 1000ms linear infinite;
   float:right;
}
.youtubeBtn a:hover{
  color:#c9110f;
  transition:all .3s ease-in-out;
  text-shadow: none;
}
.youtubeBtn i:active{
  transform:scale(.9);
  transition:all .3s ease-in-out;
}
.youtubeBtn span{
    font-family: 'Lato';
    font-weight: bold;
    color: red;
    display: block;
    font-size: 20px;
    float: right;
    line-height: 20px;
    padding-left: 5px;
  
}

@keyframes youtubeAnim{
  0%,100%{
    color:#c9110f;
  }
  50%{
    color:#ff0000;
  }
}
</style>

*,
*:before,
*:after {
    box-sizing: border-box;
}

body {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    margin: 0;
    background-image: radial-gradient(circle, #fff 30%, #ccc);
    overflow: hidden;
    font-family: sans-serif;
}

.textbox {
    width: 500px;
    height: 110px;
    position: relative;
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
    -webkit-animation: turnaround 20s infinite;
    animation: turnaround 20s infinite;
}

.textbox-box {
    background-color: #e3f6f5;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: inset 0 0 0 3px #272343;
    position: relative;
    -webkit-animation: hover 2s alternate infinite;
    animation: hover 2s alternate infinite;
    height: 100%;
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
    transition: all 0.2s ease;
}

.textbox-field {
    display: flex;
    flex-direction: column;
    padding: 10px 15px 15px;
    align-self: stretch;
    border-radius: 5px;
}

.textbox-label {
    -webkit-transform: translateZ(20px);
    transform: translateZ(20px);
    text-transform: uppercase;
    font-weight: bold;
    -webkit-animation: hover 2s -0.2s alternate infinite;
    animation: hover 2s -0.2s alternate infinite;
    color: #272343;
    -webkit-filter: drop-shadow(0 0 15px rgba(0, 0, 0, 0.5));
}

.textbox-action {
    height: 80px;
    width: 80px;
    min-width: 80px;
    margin-right: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    -border-radius: 100px;
    -webkit-transform-style: preserve-3d;
    transform-style: preserve-3d;
    -webkit-animation: hover 2s -0.4s alternate infinite;
    animation: hover 2s -0.4s alternate infinite;
    background-color: #bae8e8;
    position: relative;
    transition: all 0.2s ease;
}

.textbox-action svg {
    fill: #272343;
    width: 65%;
    height: 65%;
    -webkit-animation: hover 2s -0.6s alternate infinite;
    animation: hover 2s -0.6s alternate infinite;
    -webkit-filter: drop-shadow(0 0 15px rgba(0, 0, 0, 0.5));
}

.textbox-action .textbox-face {
    background-color: #66a8a8;
    transition: all 0.2s ease;
}

.textbox-action .textbox-side {
    width: 10px;
}

.textbox-action .textbox-bottom,
.textbox-action .textbox-top {
    height: 10px;
}

.textbox-action:hover {
    cursor: pointer;
    background-color: #9ccece;
}

.textbox-action:hover .textbox-face {
    background-color: #468282;
}

.textbox-text {
    width: 100%;
    height: 100%;
    border: none;
    background-color: transparent;
    font: 2.5rem sans-serif;
    -webkit-animation: hover 2s -0.4s alternate infinite;
    animation: hover 2s -0.4s alternate infinite;
    display: block;
    color: #272343;
    -webkit-filter: drop-shadow(0 0 15px rgba(0, 0, 0, 0.5));
}

.textbox-text::-webkit-input-placeholder {
    color: #272343;
    opacity: 0.5;
}

.textbox-text:-ms-input-placeholder {
    color: #272343;
    opacity: 0.5;
}

.textbox-text::-ms-input-placeholder {
    color: #272343;
    opacity: 0.5;
}

.textbox-text::placeholder {
    color: #272343;
    opacity: 0.5;
}

.textbox-text:focus {
    outline: none;
}

.textbox-face {
    position: absolute;
    background-color: #272343;
    left: 0;
}

.textbox-side {
    -webkit-transform: rotateY(90deg);
    transform: rotateY(90deg);
    height: 100%;
    width: 20px;
    top: 0;
    -webkit-transform-origin: 0% 50%;
    transform-origin: 0% 50%;
}

.textbox-bottom {
    -webkit-transform: rotateX(90deg);
    transform: rotateX(90deg);
    height: 20px;
    width: 100%;
    bottom: 0;
    -webkit-transform-origin: 50% 100%;
    transform-origin: 50% 100%;
}

.textbox-top {
    -webkit-transform: rotateX(-90deg);
    transform: rotateX(-90deg);
    height: 20px;
    width: 100%;
    top: 0;
    -webkit-transform-origin: 50% 0;
    transform-origin: 50% 0;
}

@-webkit-keyframes hover {
    from {
        -webkit-transform: translateZ(10px);
        transform: translateZ(10px);
    }
    to {
        -webkit-transform: translateZ(20px);
        transform: translateZ(20px);
    }
}

@keyframes hover {
    from {
        -webkit-transform: translateZ(10px);
        transform: translateZ(10px);
    }
    to {
        -webkit-transform: translateZ(20px);
        transform: translateZ(20px);
    }
}

@-webkit-keyframes turnaround {
    0% {
        -webkit-transform: perspective(500px) rotateY(70deg) rotateZ(-10deg) rotateX(30deg);
        transform: perspective(500px) rotateY(70deg) rotateZ(-10deg) rotateX(30deg);
    }
    33% {
        -webkit-transform: perspective(500px) rotateY(20deg) rotateZ(-10deg) rotateX(-30deg);
        transform: perspective(500px) rotateY(20deg) rotateZ(-10deg) rotateX(-30deg);
    }
    67% {
        -webkit-transform: perspective(0) rotateY(0deg) rotateZ(0deg) rotateX(0deg);
        transform: perspective(0) rotateY(0deg) rotateZ(0deg) rotateX(0deg);
    }
    100% {
        -webkit-transform: perspective(500px) rotateY(70deg) rotateZ(-10deg) rotateX(30deg);
        transform: perspective(500px) rotateY(70deg) rotateZ(-10deg) rotateX(30deg);
    }
}

@keyframes turnaround {
    0% {
        -webkit-transform: perspective(500px) rotateY(70deg) rotateZ(-10deg) rotateX(30deg);
        transform: perspective(500px) rotateY(70deg) rotateZ(-10deg) rotateX(30deg);
    }
    33% {
        -webkit-transform: perspective(500px) rotateY(20deg) rotateZ(-10deg) rotateX(-30deg);
        transform: perspective(500px) rotateY(20deg) rotateZ(-10deg) rotateX(-30deg);
    }
    67% {
        -webkit-transform: perspective(0) rotateY(0deg) rotateZ(0deg) rotateX(0deg);
        transform: perspective(0) rotateY(0deg) rotateZ(0deg) rotateX(0deg);
    }
    100% {
        -webkit-transform: perspective(500px) rotateY(70deg) rotateZ(-10deg) rotateX(30deg);
        transform: perspective(500px) rotateY(70deg) rotateZ(-10deg) rotateX(30deg);
    }
}

.reference {
    position: absolute;
    right: 20px;
    bottom: 15px;
}

.reference img {
    width: 35px;
    height: 35px;
}

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