style.css

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

body {
    background: #EEE9E9;
}

.fa {
    cursor: pointer;
}

video {
    width: 100%;
    height: 100%;
}

.togglebar {
    width: 100%;
    height: 20px;
    background: #000;
    position: absolute;
    top: -100%;
    left: 0;
    transition: .4s;
}

.togglebar .showname {
    text-align: center;
    color: #fff;
    font-size: 14px;
    font-family: sans-serif;
    line-height: 20px;
}

.player:hover .togglebar {
    top: 0;
}

.player:hover .controls {
    bottom: 0;
}

.audio-style {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: none;
    transition: .4s;
    border: 2px solid #fff;
    border-top-color: #f74e4e;
    border-bottom-color: #f5711a;
    animation: spin .5s ease-in forwards infinite;
    box-shadow: 2px 0 10px #000;
}

@keyframes spin {
    from {
        transform: translate(-50%, -50%);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

.player {
    width: 96%;
    margin: 50px auto;
    position: relative;
    height: 300px;
    box-shadow: 2px 4px 10px #000;
    background: #fff;
    overflow: hidden;
}

.player #fileInput,
input {
    display: none;
}

.preview {
    width: 100%;
    height: 100%;
}

.player .controls {
    position: absolute;
    bottom: 0;
    left: 0;
    background: #000;
    height: 40px;
    margin: 20px 0 0 0;
    width: 100%;
    transition: .4s;
}

.player .controls .control-icons {
    text-align: center;
    line-height: 40px;
    font-size: 1.4em;
    display: flex;
    align-items: center;
    justify-content: space-between;
    color: #fff;
}