body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: #f0f2f5;
    margin: 0;
    padding: 20px;
    box-sizing: border-box;
}

.container {
    background-color: #fff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 600px;
    text-align: center;
}

h1, h2 {
    color: #333;
    margin-bottom: 20px;
}

.input-section, .morse-output-section, .multi-call-section, .additional-features {
    margin-bottom: 30px;
    border: 1px solid #eee;
    padding: 20px;
    border-radius: 8px;
    background-color: #f9f9f9;
}

textarea {
    width: calc(100% - 20px);
    height: 100px;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    margin-bottom: 15px;
    resize: vertical;
    font-size: 1em;
}

button {
    background-color: #007bff;
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1em;
    margin: 5px;
    transition: background-color 0.3s ease;
}

button:hover {
    background-color: #0056b3;
}

.morse-output {
    background-color: #e2e6ea;
    padding: 15px;
    border-radius: 5px;
    min-height: 50px;
    margin-top: 15px;
    word-wrap: break-word;
    text-align: left;
    font-size: 1.2em;
    font-weight: bold;
    color: #007bff;
}

.morse-progress-window {
    background-color: #d1ecf1;
    color: #0c5460;
    padding: 10px;
    border-radius: 5px;
    margin-top: 15px;
    min-height: 30px;
    text-align: center;
    font-size: 1.1em;
    font-weight: bold;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow-x: auto;
}

.morse-actions button {
    margin-top: 10px;
}

input[type="tel"] {
    width: calc(100% - 80px); /* Ajuste para acomodar o botão 'Adicionar' */
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    margin-right: 10px;
    font-size: 1em;
}

#addPhoneNumber {
    width: 70px; /* Largura fixa para o botão 'Adicionar' */
}

#phoneNumbersList {
    list-style: none;
    padding: 0;
    margin-top: 15px;
    text-align: left;
}

#phoneNumbersList li {
    background-color: #e9ecef;
    padding: 8px 12px;
    border-radius: 5px;
    margin-bottom: 5px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#phoneNumbersList li button {
    background-color: #dc3545;
    padding: 5px 10px;
    font-size: 0.8em;
}

#phoneNumbersList li button:hover {
    background-color: #c82333;
}

#locationOutput, #countdownOutput {
    background-color: #e2f0d9;
    color: #155724;
    padding: 10px;
    border-radius: 5px;
    margin-top: 15px;
    min-height: 30px;
    text-align: center;
    font-size: 1em;
    word-wrap: break-word;
}