:root {
    --box-size: 200px;
    --inner-scale: 0.5;
    --outer-scale: 0.6;
    --gray: #9aa0a6;
}
body {
    font-family: 'Barlow', sans-serif;
    letter-spacing: 0.5px;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100vh;
    justify-content: space-between;
}
section {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
}
section#model {
    margin-top: 90px;
}
section#info {
    margin-top: 50px;
}
section > * {
    margin: 14px;
}
a,
h1,
h2 {
    text-align: center;
}
a {
    color: #000;
}
h1 {
    font-size: 24px;
    line-height: 29px;
}
h2 {
    font-size: 18px;
    line-height: 22px;
}
#mic-wrapper {
    width: var(--box-size);
    height: var(--box-size);
    position: relative;
}
#mic-wrapper > div {
    position: absolute;
    top: 50%;
    left: 50%;
    z-index: 0;
    transform: translate(-50%, -50%);
}
/* .mic-circle.outer {
    background-color: #f002;
    transform: scale(var(--outer-scale));
}
.mic-circle.inner {
    background-color: #f00;
    transform: scale(var(--inner-scale));
}
.mic-circle.inner,
.mic-circle.outer {
    width: var(--box-size);
    height: var(--box-size);
    border-radius: var(--box-size);
    overflow: hidden;
    transition: transform 0.5s ease;
} */
#mic-loading {
    display: inline-block;
    background-color:  rgba(255, 0, 0,1);
    width: calc(var(--box-size) / 1.7);
    height: calc(var(--box-size) / 1.7);
    border: 3px solid rgba(255, 255,255,0.3);
    /* border: 3px solid rgb(255, 255,255); */
    border-radius: 50%;
    /* border-top-color: rgba(255, 255,255,.7); */
    animation: spin .5s ease-in-out infinite;
}
@keyframes spin {
    to {
        /* transform: rotate(360deg); */
        border: 6px solid rgb(255, 255,255);
    }
}
img.mic-icon {
    width: 60px;
    height: 60px;
}
#graph-wrapper > div {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    margin: 10px 0;
}
#graph-wrapper > div > * {
    display: inline-block;
    width: var(--box-size);
    margin: 0 10px;
}
#graph-wrapper > div > :first-child {
    text-align: right;
}
#graph-wrapper > div > progress {
    -webkit-appearance: none;
    appearance: none;
    height: 28px;
}
#graph-wrapper > div > progress::-webkit-progress-bar {
    border-radius: 4px;
    background-color: var(--color-light);
    border: 1px solid var(--color);
}
#graph-wrapper > div > progress::-webkit-progress-value {
    border-radius: 2px;
    background-color: var(--color);
}
footer {
    width: 100%;
    text-align: right;
    padding: 25px;
}
footer * {
    color: var(--gray);
    text-align: right;
}