body {
    display: flex;
    flex-direction: column;
    height: 100vh;
    justify-content: space-between;
}

a{
    text-decoration: none;
    color: #dc2626;
}

footer {
    height: 2.5rem; 
    background-color: #1f2937; 
    color: white; 
    padding: 1rem 1.5rem; 
    display: flex; 
    justify-content: space-between; 
    align-items: center;  
    margin-top: auto;
}

header {
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    padding: 0.5rem; 
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1); 
    background-color: white;
}

.title-header {
    color: #dc2626;
    font-size: 1.5rem;
    font-weight: bold;
}

.prelogo {
    transition: all 0.15s ease-in-out;
    border: 2px solid rgba(220, 38, 38, 0.5);
}

.logodef {
    display: block;
    transform: translateY(0);
}

.logo2 {
    width: 2rem;
    height: 2rem;
}

.footer-title {
    text-align: center;
    font-size: 0.875rem;
}

.redes {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-top: 0.5rem;
}

.redes > li {
    list-style-type: none;
}

.red-item {
    color: inherit;
    font-size: 0.875rem;
    transition: color 0.15s ease-in-out;
}

.main-frame {
    margin: 0.5rem auto;
    height: auto; 
    width: 91.666667%; 
    max-width: 66.666667%;
}

#embedIframe  {
    width: 100%; 
    aspect-ratio: 16/9;
}

#btnIframe {
    background-color: #dc2626; 
    color: white; 
    padding: 0.25rem 0.5rem; 
    border-radius: 0.5rem; 
    margin-top: 1rem; 
    margin-bottom: 0.5rem; 
    width: 100%; 
    transition: background-color 0.3s;
    border: none;
    box-shadow: none;
}

#btnIframe:hover {
    background-color: #b91c1c;
    cursor: pointer;
}

.subiframe {
    display: flex;
    flex-direction: column;
    align-items: center;
    border-radius: 1rem;
    width: 100%;
    margin: 20px auto;
    margin-bottom: 1rem;
    padding: 0.25rem;
    background-color: #e5e7eb;
}

.preframe {
    border-radius: 0.5rem;
    position: relative;
    overflow: hidden;
    width: 100%;
}

.centerfull {
    width: 100%;
    text-align: center;
}

.title {
    color: #dc2626;
    font-size: 1.75rem;
    font-weight: bold;
}

.margin-top-2 {
    margin-top: 2.5rem;
}

@media (max-width: 768px) {
    .main-frame {
        max-width: 100%;
    }
    #embedIframe {
        width: 100%; 
    }
}