:root{
    --color1: #05AFF2;
    --color2: #F2F2F2;
}

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: sans-serif;
}

#contenedor{
    width: 80%;
    margin: 20px auto;
    border: 1px solid gray;
    padding: 5px;
}

header{
    height: 100px;
    background-color: var(--color1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 5px;
}

header img{
    height: 100%;

}

h3{
    margin-right: 20px;
    color: white;
    text-transform: uppercase;
}

nav{
    height: 90px;
    margin: 5px;
}

nav ul{
    list-style: none;
    display: flex;
    justify-content: end;
}

nav ul li{
    min-width: 120px;
}

nav ul li a{
    text-decoration: none;
    background-color: black;
    color: white;
    padding: 5px 20px;
    display: block;
}

nav ul li a:hover{
    background-color: #434343;
}

nav ul li ul{
    display: flex;
    flex-direction: column;
    display: none; /*ocultar los hijos del ul*/
}

nav ul li:hover >ul{
    display: block;
}

main{
    margin: 5px;
    padding: 5px;
    text-align: justify;
    display: flex;
    justify-content: space-around;
}

section{
    width:60%;
    padding: 5px;
}

article{
    margin: 10px 0;
}

article img, aside img{
    width: 90%;
    margin: 10px 0;
    border-radius: 10px;
    display: block;
    margin: 10px auto;
}
aside{
    width:30%;
    padding: 5px;
    font-size: 1em;
}

h4,h5{
    text-align: center;
    margin: 10px 0;
    padding: 5px 0;
}

h4{
    background-color: black;
    color: white;
    padding: 10px 0;
    text-transform: capitalize;
}

h5{
    margin-top: 10px;
}

p{
    margin-top: 10px;
}

article li{
    padding: 5px 10px;
}

footer{
    background-color: var(--color1);
    margin: 5px;
    padding: 5px;
    text-align: center;
    color: white;

}

footer a{
    color: white;
}

footer p{
    padding: 2px;

}

footer i{
    font-size: 1.5em;
    color: white;
}

/*Estilos para las otras paginas*/

#content{
    width: 70%;
    margin: 25px auto;
    border: 1px solid grey;
    padding: 10px;
}

#titulo{
    background-color: #434343;
    color: white;
    font-size: 1.5em;
    text-align: center;
    padding: 10px;
    margin: 10px;
}

#video-responsivo{
    padding: 10px;
    margin: 10px;
    border: 1px solid grey;
    position: relative;
    padding: relative;
    padding-bottom: 56.25%; /*16:9*/
    height: 0;
}

iframe, video{
    position: absolute;
    top:0;
    left: 0;
    width: 100%;
    height: 100%;
}

#inicio{
    text-align: center;
    margin: 20px;
    font-size: 2em;

}