body {
    margin: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: #4C4C4C url('https://4.bp.blogspot.com/-ZjrbXte7uO0/UnruYVm1_9I/AAAAAAABIXA/sb3GBQmaVEQ/s1600/lluvia-Rain-Wallpaper-Background-Full-Nature.jpg');
    background-size: cover;
    font-family: sans-serif;
}

.wrapper {
    width: 850px;
    display: flex;
}

video {
    box-shadow: 0 0 1px 3px rgba(0,0,0,0.1);
}

.speed {
    background: #efefef;
    flex: 1;
    display: flex;
    align-items: flex-start;
    margin: 10px;
    border-radius: 50px;
    box-shadow: 0 0 1px 3px rgba(0,0,0,0.1);
    overflow: hidden;
}

.speed-bar {
    width: 100%;
    background: linear-gradient(-170deg, #2376ae 0%, #c16ecf 100%);
    text-shadow: 1px 1px 0 rgba(0,0,0,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2px;
    color: white;
    height: 16.3%;
}