index.css

body {
    background: gray;
    margin: 0px;
    font-family: Arial,sans-serif;
}

.container {
    text-align: center;
    padding: 30px;
    margin: auto;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: flex-start;
    user-select: none;
    background-image: linear-gradient(steelblue, gray);
}

@media only screen and (max-width: 1024px) {
    .container {
        flex-direction: column-reverse;
        justify-content: flex-start;
        align-items: center;
    }
}

.container .eq {
    font-style: italic;
}

.huge {
    font-size: 100pt;
}

.big {
    font-size: 1.5em;
    padding: 0px;
    margin: 0px;
}

.bigger {
    font-size: 2em;
    padding: 0px;
    margin: 0px;
}

.buttons {
    margin-top: 10px;
}

.btn {
    box-shadow: 0px 1px 0px 0px #141412;
    background:linear-gradient(to bottom, #eae0c2 5%, #ccc2a6 100%);
    background-color:#eae0c2;
    border-radius:15px;
    border:2px solid #8a7648;
    display:inline-block;
    cursor:pointer;
    color:#505739;
    font-family: Arial, sans-serif;
    font-size:14px;
    font-weight:bold;
    padding:5px 10px;
    text-decoration:none;
    text-shadow:0px 1px 0px #ffffff;
}
.btn:hover {
    background:linear-gradient(to bottom, #ccc2a6 5%, #eae0c2 100%);
}
.btn:active {
    position:relative;
    top:1px;
}

.description {
    text-align: left;
}

.boxes {
    margin: 5px;
}

.boxes .radio {
    overflow: hidden;
    white-space: nowrap;
}

.boxes .lame {
    margin: 20px;
    color: darkred;
}

.boxes input {
    margin: 20px auto;
    background: #fcfff4;
    background: linear-gradient(to bottom, #fcfff4 0%, #dfe5d7 40%, #b3bead 100%);
    border-radius: 10px;
    box-shadow: inset 0px 1px 1px white, 0px 1px 3px rgba(0, 0, 0, 0.5);
    color: green;
}

.boxes label {
    margin-right: 10px;
}

ul {
    text-align: left;
}


input[type="number"] {
    font-size: 1rem;
    position: relative;
    margin: 0 0 1rem;
    border: 1px solid #BBB;
    color: black;
    padding: .3rem .7rem;
    max-width: 3rem;
}

/* Spin Buttons modified */
input[type="number"].stepper::-webkit-outer-spin-button,
input[type="number"].stepper::-webkit-inner-spin-button {
    -webkit-appearance: none;
    background: #FFF url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAkAAAAJCAYAAADgkQYQAAAAKUlEQVQYlWNgwAT/sYhhKPiPT+F/LJgEsHv37v+EMGkmkuImoh2NoQAANlcun/q4OoYAAAAASUVORK5CYII=) no-repeat center center;
    width: 1em;
    border-left: 1px solid #BBB;
    opacity: .5; /* shows Spin Buttons per default (Chrome >= 39) */
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
}
input[type="number"].stepper::-webkit-inner-spin-button:hover,
input[type="number"].stepper::-webkit-inner-spin-button:active{
    box-shadow: 0 0 2px #0CF;
    opacity: .8;
}