body,html {
    min-width: 120px;
    font-family: sans-serif;
    height: 100%;
    margin:  0px auto;
    background: lightblue;
}

#wrapper {
    background: white;
    position: relative;
    min-width: 120px;
    max-width: 600px;
    margin: 0px auto;
    height: auto;
    padding: 10px;
    min-height: 100%;
    content-align: center;
}


h1 {
    padding: 10px;
    margin: 0px auto;
    font-style: italic;
}

.copy {
    font-weight: bold;
    font-size: larger;
}

#display {
    margin: 0px 10px;
    line-height: 2;
}

.cost {
    font-size: 28px;
}

.bigCost {
    font-size: 48px;
    align: right;
}


#totalTime {
    background: inherit;
    font-size: 28px;
    text-align: center;
    width: 50%;
}

input[type=number] {
    width: 100px;
}

.subHeading {
    margin: 10px;
    line-height: 2;
}

input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
    opacity: 1;
}


.control {
    font-size: larger;
    padding: 8px;
    margin: 12px;
    min-width: 200px;
}

.button {
   font-size: larger;
   padding: 8px;
   min-width: 200px;
}

.center {
    margin: auto;
    display: block;
}