body {
                        font-family: Arial, sans-serif;
                        background-color: #f4f4f4;
                        margin: 0;
                        padding: 0;
                }
                header {
                        background-color: #F1F5F9;  /* #007bff */
                        color: white;
                        display: flex;
                        justify-content: space-between;
                        align-items: center;
                        padding: 15px;
                }
                header:over{
                transform: scale(1.05);
                box-shadow: 0 4px 8px rgba(0,0,0,0.2);
                }

                .menu {
                        display: flex;
                        gap: 10px;
                }
                .menu button {
                        background: none;
                        border: none;
                        color: white;
                        cursor: pointer;
                        font-size: 18px;
                }
                main {
                        padding: 20px;
                        display: grid;
                        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
                        gap: 15px;
                        justify-content: center;
                }
                .negocio-card {
                        background: white;
                        border-radius: 10px;
                        transform: scale(1.05);
                        box-shadow: 0px 4px 8px rgba(0, 0, 0, 0.2);
                        padding: 15px;
                        text-align: center;
                        margin:5px;
                }
                .negocio-card:over{
                    transform: scale(1.05);
                    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
                }

                .llevar-btn {
                        background-color: #28a745;
                        color: white;
                        border: none;
                        padding: 10px;
                        width: 100%;
                        border-radius: 5px;
                        cursor: pointer;
                        font-size: 16px;
                }
                .filtros {
                        display: flex;
                        overflow-x: auto;
                        white-space: nowrap;
                        padding: 10px;
                        background: white;
                        box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.1);
                        align-items: center;
                }
                .filtros button {
                        margin-right: 10px;
                        padding: 10px;
                        border: none;
                        cursor: pointer;
                        font-size: 14px;
                        background: #0EA5E9;/* #007bff */
                        color: white;
                        border-radius: 5px;
                        transition: all 0.3s ease;
                }
                .filtros button.seleccionado {
                        font-weight: bold;
                        box-shadow: 0 0 0 2px rgba(0,0,0,0.2);
                }
                .filtros button#filtro-cerca.seleccionado {
                        color:#0EA5E9; background: white; /* Azul para CERCA */
                }
                .filtros button#filtro-regular.seleccionado {
                        background: #28a745; /* Verde para REGULAR */
                }
                .filtros button#filtro-premium.seleccionado {
                        background: #dc3545; /* Rojo para PREMIUM */
                }
                .filtros button#filtro-diesel.seleccionado {
                        background: #343a40; /* Negro para DIÉSEL */
                        color: white;
                }
                .filtros button#filtro-promo.seleccionado {
                        background: #ffc107; /* Amarillo para PROMO */
                        color: black;
                }
                .filtros button#filtro-mas.seleccionado {
                        background: #6c757d; /* Gris para +MÁS */
                }
                .filtros select {
                        margin-right: 10px;
                        padding: 10px;
                        border: 1px solid #007bff;
                        border-radius: 5px;
                        font-size: 14px;
                        background: white;
                }
                .boton-flotante {
                        position: fixed;
                        bottom: 20px;
                        right: 20px;
                        background: #0EA5E9;/* #000000 #007bff azul*/
                        color: white;
                        border: none;
                        padding: 10px;
                        border-radius: 30%;
                        cursor: pointer;
                        font-size: 25px;
                }

                .barra-anuncios {
                        position: fixed;
                        bottom: 0;
                        width: 100%;
                        background: #f8f9fa;
                        padding: 10px;
                        text-align: center;
                        box-shadow: 0px -2px 4px rgba(0, 0, 0, 0.1);
                }
                .loading {
                        display: inline-block;
                        width: 20px;
                        height: 20px;
                        border: 3px solid rgba(0,0,0,.3);
                        border-radius: 50%;
                        border-top-color: #007bff;
                        animation: spin 1s ease-in-out infinite;
                        margin-left: 10px;
                }
                @keyframes spin {
                        to { transform: rotate(360deg); }
                }
/* Botón para actualizar la ubicación del usuario */
.map-button {
    background-color: #fff;
    border: 2px solid #e0e0e0;
    border-radius: 12px;
    padding: 10px;
    cursor: pointer;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    transition: transform 0.2s, box-shadow 0.2s;
}

.map-button:hover {
    transform: scale(1.05);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.map-button:active {
    transform: scale(0.95);
}

.map-button svg {
    display: block;
    margin: auto;
}

/* Botón iniciar sesión */
.auth-button {
    display: flex;
    align-items: center;
    gap: 8px;
    background-color: #E3E3E3; /* fondo blanco  #ffffff*/
    color: #1a73e8; /* texto e ícono azul */
    border: 2px solid #1a73e8;
    border-radius: 8px;
    padding: 10px 16px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    transition: all 0.2s ease-in-out;
    border-color:black;
}

.auth-button:hover {
    background-color: #e8f0fe;
   /* transform: scale(1.02); */
    transform: scale(1.05);
    box-shadow: 0 4px 8px rgba(0,0,0,0.2);
}

.auth-button:active {#F1F5F9
    background-color: #d2e3fc;
    /*background-color: #0EA5E9; */
    transform: scale(0.98);
}