body {
    padding-top: 5px;
}

.page-header {
    margin: 5px 0 20px;
    text-align: center;
    border-bottom: 1px solid #eee;
}

.validation-container {
    padding: 40px 15px;
    text-align: center;
    background-color: lightgray;
    border: 2px solid #a1a1a1;
    border-radius: 15px;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
}

.validation-input-container {
    margin-bottom: 20px;
}

.pdu-type-selection {
    margin-bottom: 35px;
    font-size: 16px;
}

.encoding-type-selection {
    margin-bottom: 35px;
    font-size: 16px;
}

.message-container {
    margin-bottom: 20px;
}

.encoded-msg-textarea {
    width: 725px;
    max-width: 725px;
    height: 175px;
    min-height: 100px;
    max-height: 200px;
    padding: 5px;
}

.results-textarea {
    width: 725px;
    max-width: 725px;
    height: 400px;
    min-height: 100px;
    max-height: 500px;
    padding: 5px;
}

.small-results-textarea {
    width: 725px;
    max-width: 725px;
    padding: 5px;
}

.success_results {
    border: 2px solid;
    border-color: green;
    background-color: limegreen;
    font-weight: bold;
}

.error_results {
    border: 2px solid;
    border-color: red;
    background-color: lightcoral;
    font-weight: bold;
}