body {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    max-width: 1200px;
    min-width: 500px;
    padding: 0px;
}

header {
    text-align: center;
    padding: 0px;
}

header img {
    width: 100%;
    height: auto;
    max-height: 150px;
}

nav {
    display: flex;
    justify-content: center;
    background-color: #800000;    
}

nav a {
    color: white !important;
    padding: 15px 20px;
    text-decoration: none;
    text-align: center;
}

nav a:hover {
    background-color: black;
}

.navbar-nav {
    margin: 0 auto;
    text-align: center;
}

.navbar-toggler {
    border-color: white; /* Cambia el borde del botón a blanco */
}

.navbar-toggler-icon {
    filter: invert(1); /* Invierte los colores, haciendo el ícono blanco */
}

.dropdown-menu {
    background-color: white;
}

.dropdown-menu a {
    color: black !important;
}

.dropdown-menu a:hover {
    background-color: black !important;
    color: white !important;
}

main {
    padding: 0px;
}

.container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
}

.card {
    background-color: white;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    margin: 15px;
    padding: 15px;
    text-align: center;
    transition: transform 0.2s;
    max-width: 300px;
    width: 100%;
}

.card a {
    color:#800000
}


.card:hover {
    transform: scale(1.05);
}

.calendar {
    margin: 20px auto;
    width: 80%;
    max-width: 600px;
    text-align: center;
    background-color:#cac9c9;
    padding: 30px;
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.calendar-days, .calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    text-align: center;
}

.calendar-day {
    font-weight: bold;
}

.calendar-date {
    padding: 10px;
    margin: 2px;
    cursor: pointer;
    border-radius: 4px;
}

.calendar-date:hover {
    background-color: #f0f0f0;
}

.calendar-date.event-efemerides {
    background-color: #f1ce08;
    color: black;
}

.calendar-date.event-evaluaciones {
    background-color: #556B2F;
    color: white;
}

.calendar-date.event-otros {
    background-color: #000080;
    color: white;
}

.btn-primary {
    background-color: #800000;
    border-color:#800000; 
    color: #ffffff; 
}
.enlace {
    color:black
}

.actividad {
      background-color: #cac9c9;
      padding: 10px;
      border-left: 4px solid  #800000;
    }
/*button:hover {
    background-color: black;
}*/

.btn-primary:hover {
    background-color: black;
}

#steam, #informatica, #caratula {
    background-color: #f0f0f0;
}

#caratula, #cartelera, #temas {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

#cartelera {
    /*background-color: #f9f9f900;*/
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

#cartelera img {
    max-width: 100%;
    height: auto;
}

#caratula a {
    /*display: inline-block;*/
    margin: 10px;
    text-align: center;
}
.listaTema a {
    color: black;
    
}

.listaTema li {
    list-style-type: none;


}
.tabla {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
    background-color: #e0dcd5;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.tabla th, td {
  padding: 12px 15px;
  text-align: left;
  border: 1px solid black;
}








footer {
    background-color: #800000;
    color: white;
    text-align: center;
    padding: 10px;
    position: relative;
    bottom: 0;
    width: 100%;
}
footer, a {
    color: white;
}

@media (max-width: 768px) {
    .container {
        flex-direction: column;
        align-items: center;
    }

    .card {
        width: 90%;
    }

    #caratula a {
        /*display: block;*/
        width: 100%;
    }
}