*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    --color1: #D94625;
    --color2: #F2EDEC;
    --color3: #0477BF;
    --color4: #E6EBEE;
    --color5: #78A614;
    --color6: #E8EDE0;
    --color7: #44a6e7;
}

#contenedor{
        background-image: url(imagenes/fondo.jpg);
        padding: 20px;
}

body {
    font-size: 20px;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

#isil{
    border-radius: 150px;
}

#desarrolloweb{
    padding: 3px;
    font-size: 40px;
    color: var(--color7);
    font-family:sans-serif;
    background: white;
    text-shadow: 3px 10px 15px gray;
    border-radius: 2px;
}

#cabecera{
    padding: 20px;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    border-bottom-style: solid;
}

.autor{
    font-size: 12px;
    background: white;
    float: right;   
    font-family:sans-serif;    
    margin: 12px;
    padding: 3px;
    border-radius: 2px;
}

#inicio{
    margin-bottom: 20px;
    font-family:sans-serif;    

}

.subtitulo{
    font-size: 30px;
    text-decoration:underline;
    font-style: italic;
}

.contenido1{
    margin-bottom: 16px;
    margin-top: 16px;
    border: 5px solid ;
    display: flex;
    justify-content: center;
    flex-wrap: wrap;    
}
.color-HTML{
    background-color: var(--color2);
}

.color-CSS{
    background-color: var(--color4);
}

.color-JS{
    background-color: var(--color6);
}

.significado{
    flex: 1 1 150px;
    padding: 6px;
    border: 1px solid;
    margin: 10px;
}


.HTML{
    text-align: center;
    color: white;
    background-color: var(--color1);
}
.CSS{
    text-align: center;
    color: white;
    background-color: var(--color3);
}
.JS{
    text-align: center;
    color: white;
    background-color: var(--color5);
}

.contenido1 img {
    width: 30%;
    display: block;
    margin: auto;
}

#imagencasas{
    display: flex;
    justify-content: center;
    border-bottom-style: solid;
    
}

.casas {
    width: 40%;
    display: block;
    margin-bottom: 30px;
    box-shadow: 13px 13px 9px grey;
}



#pie h1{
    margin: 15px;
    text-decoration: underline;
    font-style: italic;
}

#pie p{
    border-radius: 10px;
    box-shadow: 0px 3px 3px black,-2px 2px 2px grey,2px 2px 2px grey, 0px -1px 3px grey;
    text-align: center;
    margin: 10px;
    padding: 10px ;
    font-style: italic;
    background-color: white;
}