* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    color: #333;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.container {
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    width: 90%;
    max-width: 500px;
}

h1, h2 {
    text-align: center;
    margin-bottom: 20px;
    color: #4a4a4a;
}

#form-adicionar {
    display: flex;
    gap: 10px;
    margin-bottom: 25px;
}

#item-input {
    flex-grow: 1;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

#form-adicionar button {
    padding: 10px 15px;
    border: none;
    background-color: #28a745;
    color: white;
    font-size: 16px;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

#form-adicionar button:hover {
    background-color: #218838;
}

#lista-de-itens {
    list-style: none;
}

#lista-de-itens li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    border-bottom: 1px solid #eee;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

#lista-de-itens li:hover {
    background-color: #f9f9f9;
}

#lista-de-itens li.comprado span {
    text-decoration: line-through;
    color: #888;
}

.botao-remover {
    background-color: #dc3545;
    color: white;
    border: none;
    border-radius: 4px;
    padding: 5px 10px;
    cursor: pointer;
    font-weight: bold;
    transition: background-color 0.3s ease;
}

.botao-remover:hover {
    background-color: #c82333;
}