#cristal-calculator-wrapper {
    margin: 1.5em 0;
    padding: 1.5em;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    background: #fafafa;
}
#cristal-calculator-wrapper h3 {
    margin-top: 0;
}
.cristal-field-row {
    display: flex;
    gap: 20px;
    flex-direction: column;
}
.cristal-field {
    flex: 1;
}
.cristal-field label {
    font-weight: bold;
    display: block;
    margin-bottom: 0.5em;
}
.cristal-input-group {
    display: flex;
}
.cristal-input-group input {
    width: 100%;
    border-right: 0;
    border-radius: 4px 0 0 4px;
}
.cristal-input-group span {
    padding: 0 12px;
    background: #e9e9e9;
    border: 1px solid #ccc;
    display: flex;
    align-items: center;
    border-radius: 0 4px 4px 0;
}
input#cristal_width, input#cristal_height {
    padding: 5px;
    border-radius: 0px;
    text-align: left;
}