body {
    margin: 0;
    padding: 0;
    overflow:hidden;
    display:flex;
    justify-content:center;
    align-items:center;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

#verticalButtons{
    display:flex;
    flex-direction:column;
}

button, .button{
    border: none;
    border-radius: 5px;
    padding: 5px 5px 7px 5px;
    margin: 2px;
    cursor:pointer;
}
button:hover, .button:hover {
    background: black;
    color: white;
}

a {
    box-sizing: content-box;
    display: flex;
    align-items: center;
    padding: 5px 15px;
    justify-content: space-evenly;
    color: inherit;
    text-decoration: none;
    border-radius: 5px;
}

a:hover {
    background: #eee;
}

a:active {
    background: black;
    color: white;
}

dialog#config_dialog {
    border: none;
    border-radius: 5px;
}

#car_counter {
    position: absolute;
    top: 0;
    left: 0;
    padding: 5px 15px;
    color: #fff;
    background-color: #000;
    border-radius: 5px;
    margin: 2px 50%;
    box-shadow: 0 0 rgb(255 255 255 / 30%);
    z-index: 1;
}

input:not([type="range"]) {
    width: calc(100% - 30px);
    border: none;
    border-radius: 5px;
    background: #eee;
    padding: 5px 15px;
}

canvas {
    position: relative;
    display: inline-block;
    max-width: 100vw;
    height: 100vh;
    background-color: #999;
}

#visualizer {
    background-color: #000;
}