* {
    margin: 0;
    padding: 0;
    font-family:'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}

/* -------- secciones -------- */

.main-container {
    display: grid;
    justify-content: center;
    align-items: center;
    height: 100vh;
    grid-template-columns: minmax(10%,170px), 90%;
    grid-template-rows: 1fr 90% 1fr;
    grid-template-areas:
        'navbar navbar'
        'menu main'
        'footer footer';
}

.navbar {
    grid-area: navbar;
    background-color: #25527b;
    color: white;
    width: 100%;
    height: 100%;
    place-content: center;
    place-items: center;
}

.menu {
    grid-area: menu;
    background-color: #e7e7e7;
    width: 100%;
    height: 100%;
}

.main {
    grid-area: main;
    height: 100%;
    background-color: #e7e7e7;
    overflow-y: scroll;
}

.footer {
    grid-area: footer;
    background-color: white;
    width: 100%;
    height: 100%;
    place-content: center;
    place-items: center;
}

/* -------------- menu lateral --------------- */

.categorias {
    display: flex;
    gap: 5px;
}

.cantidad {
    color: gray;
}

.lista-categorias {
    padding: 1rem;
}

.lista-categorias h3 {
    padding-bottom: 1rem;
}

ul {
    list-style: none;
}

li {
    padding: 0.3rem 0;
}

/* ----------------- Main ----------------- */

.lista-productos {
    display: grid;
    gap: 1rem;
    padding: 1rem;
    grid-template-columns: 1fr 1fr 1fr;
}

.producto {
    background-color: white;
    display: flex;
    gap: 0.5rem;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    height: 100%;
}

.producto button {
    width: 100%;
    height: 2rem;
    border: 0;
    color: white;
    background-color: #25527b;
}

.producto button:hover {
    background-color: #3a6c99;
    cursor: pointer;
}

.imagen-producto {
    width: 100%;
    height: 80%;
}

.imagen-producto img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}