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

:root{
    --cor-fundo: #f0f4f8;
    --cor-container: #ffffff;
    --cor-titulo-destaques: #1a73e8;
    --cor-botao: #1a73e8;
    --cor-texto: #333333;
    --cor-borda-cards:#e0e0e0;
}

body{
    background-color: var(--cor-fundo);
}

div#principal{
    max-width: 800px;
    margin: auto;
    background-color: var(--cor-container);
    padding: 50px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

h1{
    color: var(--cor-titulo-destaques);
    margin-bottom: 20px;
    text-align: center;
}

div#texto-botao{
    display: flex;
    gap: 10px;
}

input#icaixa_texto{
    flex: 1;
    border: 2px solid rgba(0, 0, 0, 0.192);
    border-radius: 7px 3px;
    width: 40%;
    padding: 10px;
}

button#btn-buscarCEP{
    padding: 10px 20px;
    width: 120px;
    background-color: var(--cor-botao);
    color: white;
    border: none;
    border-radius: 7px 3px;
    cursor: pointer;
}

div#resultado-endereco{
    border: 3px solid var(--cor-borda-cards);
    padding: 20px;
    border-radius: 2px 2px 2px 2px;
    margin-top: 20px;
}

h2{
    color: var(--cor-titulo-destaques);
    margin-top: 20px;
    text-align: center;
}

.item-historico{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px;
    margin-bottom: 7px;
}

button.btn-remover{
    background-color: red;
    color: white;
    border: none;
    padding: 7px;
    margin-left: 7px;
    border-radius: 3px;
    cursor: pointer;
}

@media (max-width: 768px) {
    div#principal {
        padding: 20px;
    }

    div#texto-botao {
        width: 100%;
    }

    div#resultado-endereco {
        width: 100%;
    }

    h1 {
        font-size: 1.4rem;
    }
}