.zipline {
    font-size: 16px;
    font-weight: 700;
    color: #444;
    margin-top: 10px;
    text-align: center;
    margin-bottom: 0;
}
.btn.disabled, .btn:disabled, fieldset:disabled .btn {
    pointer-events: none;
    opacity: .65;
    background-color: #0B91FF;
}
#amountInput {
    background: none;
    background: #f2f2f2;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-shadow: none;
    color: #0e3645 !important;
    font-family: Nunito, sans-serif;
    font-size: 28px;
    margin: 0;
    min-height: 2.5em !important;
    text-align: center !important;
}
.amount-display {
    border: none;
    max-width: 300px;
}
p.error {
    color: red !important;
    font-size: 14px;
    font-weight: 700;
    margin: 0;
}
.border-black {
    border: 1px solid #000;
  }