*{
    box-sizing:border-box;
}
body{
    margin:0;
    padding:0;
    font-family: system-ui, sans-serif;
    background-color:lightgray;
    color:#1b1b1b;
}
body.terminal {
    background-color: #050705;
    color: #33ff33;
}

#cabecera{
    background-color:darkblue;
    color:white;
    
}
body.terminal #cabecera {
    background-color: #050705;
    color: #33ff33;
}
#cabecera h1{
    text-align:center;
    margin:0;
    padding-top:10px;
}
#cabecera h2{
    text-align:center;
    padding-top:10px;
    margin:0;
    font-size:1rem;
}
#cabecera p{
    font-style: italic;
    text-align: center;
    font-size: 0.8rem;
    margin: 10px 20px 15px;
}
#cabecera nav ul{
    background-color:orange;
    display:flex;
    flex-wrap:wrap;
    justify-content: center;
    gap:40px;
    list-style-type:none;
    margin: 0;
    padding: 0;
}
body.terminal #cabecera nav ul{
    background-color: #050705;
    color: #33ff33;
    border-top: 1px solid #33ff33;
    border-bottom: 1px solid #33ff33
}
#cabecera nav ul li a{
    display:block;
    padding:10px;
    text-decoration:none;
    color:white;
    font-weight:bold;
}
body.terminal #cabecera nav ul li a{
    background-color: #050705;
    color: #33ff33;
}
#cabecera nav ul li:hover{
    background-color:darkorange;
}
body.terminal #cabecera nav ul li a:hover{
    background-color:#33ff33;
    color:#050705;
}
#cabecera nav ul li:active{
    background-color:gray;
}
main{
    width:90%;
    max-width:1100px;
    margin:20px auto 40px;
    display:grid;
    grid-template-columns:1fr 2fr 2fr 2fr 1fr;
    gap:10px;

}
main #inicio{
    grid-column:span 5;
    background-color:white;
    padding:20px;
    border-radius:10px;
    box-shadow:5px 5px 5px gray;
    line-height:1.6;
}
body.terminal main #inicio{
    background-color:#050705;
    color:#33ff33;
    border:1px solid #33ff33;
    box-shadow:none;
}
main #concepto{
    grid-column:span 5;
    background-color:white;
    padding:20px;
    border-radius:10px;
    box-shadow:5px 5px 5px gray;
    line-height:1.6;
}
body.terminal main #concepto{
    background-color:#050705;
    color:#33ff33;
    border:1px solid #33ff33;
    box-shadow:none;
}
main #concepto a{
    background-color:blue;
    border-radius:10px;
    color:white;
    text-decoration:none;
    font-weight:bold;
    padding:10px;
    display:inline-block;
    text-align:center
}
body.terminal main #concepto a{
    background-color:#050705;
    color:#33ff33;
    border:1px solid #33ff33;

}
main #concepto a:hover{
    text-decoration:underline;
}
main #bloques{
    margin-top:25px;
    background-color:white;
    padding:20px;
    border-radius:10px;
    
    grid-column:span 5;
    display:flex;
    flex-wrap:wrap;
    gap:10px;
}
body.terminal main #bloques{
    background-color:#050705;
    color:#33ff33;
    border:1px solid #33ff33;

}
main h2{
    width:100%;
}
main #bloques article{
    flex:1 1 250px;
    display:flex;
    flex-direction:column;
    background-color:lightyellow;
    padding:10px;
    box-shadow:2px 2px 2px lightgray;
    border-radius:5px;
}
body.terminal main #bloques article{
    background-color:#050705;
    color:#33ff33;
    border:1px solid #33ff33;
    box-shadow:none;
}
main #bloques article p{
    font-style:italic;
    line-height:1.5;
}
main #bloques article h3{
    text-align:center;
}
main #bloques article a{
    background-color:blue;
    border-radius:10px;
    color:white;
    text-decoration:none;
    font-weight:bold;
    padding:10px;
    display:inline-block;
    margin:auto auto 0;
    text-align:center
}
body.terminal main #bloques article a{
    background-color:#050705;
    color:#33ff33;
    border:1px solid #33ff33;
    
}
main #bloques article a:hover{
    text-decoration:underline;
}
#resumen{
    grid-column:span 2;
    margin-top:25px;
    background-color:white;
    padding:20px;
    border-radius:10px;
}
#resumen span{
    font-weight:bold;
}
body.terminal #resumen{
    background-color:#050705;
    color:#33ff33;
    border:1px solid #33ff33;
}            
#resumen > ul{
    background-color:lightyellow;
    padding:20px;
    box-shadow:2px 2px 2px lightgray;
    border-radius:5px;
    list-style-type:none;
}
body.terminal #resumen > ul{
    background-color:#050705;
    color:#33ff33;
    border:1px solid #33ff33;
    box-shadow:none;
}            
#destacados{
    grid-column:span 3;
    margin-top:25px;
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    background-color:white;
    padding:20px;
    border-radius:10px;
}
body.terminal #destacados{
    background-color:#050705;
    color:#33ff33;
    border:1px solid #33ff33;
    box-shadow:none;                
}
.supuesto-destacado{
    flex:1 1 40%;
    background-color:lightyellow;
    padding:10px;
    box-shadow:2px 2px 2px lightgray;
    border-radius:5px;
}
body.terminal .supuesto-destacado{
    background-color:#050705;
    color:#33ff33;
    border:1px solid #33ff33;
    box-shadow:none;  
}
.supuesto-destacado a{
    text-decoration:none;
    color:#1b1b1b;
}
body.terminal .supuesto-destacado a{
    text-decoration:none;
    color:#33ff33;
}
.supuesto-destacado a:hover{
    text-decoration:underline;
}
body.terminal .supuesto-destacado a:hover{
    text-decoration:underline;
}
body.terminal .supuesto-destacado{
    background-color:#050705;
    color:#33ff33;
    border:1px solid #33ff33;
    box-shadow:none;                
}
footer {
    background-color:gray;
    border-top:1px solid black;
    padding: 15px;
    color: white;
}
body.terminal footer{
    background-color:#050705;
    color:#33ff33;
    border-top:1px solid #33ff33;
    box-shadow:none;                
}
footer a {
    color: white;
}
body.terminal footer a{
    color:#33ff33;
}
footer #modoTerminal{
    float: right;
    margin-bottom:10px;
}

@media (max-width: 720px){
    main{
        width:95%;
        grid-template-columns:1fr;
    }
    #cabecera nav ul{
        gap:5px;
    }
    main #inicio{
        grid-column:span 5;
    }
    main #bloques{
        grid-column:span 5;
    }
    main #resumen{
        grid-column:span 5;
    }
    main #destacados{
        grid-column:span 5;
    }
}