input.message-input-field {
    width: 100%;
    padding: 12px;
    border: 1px solid #d1d5db;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-sizing: border-box;
}

.message-input-send {
    opacity: 1;
    margin-top: 10px;
}