*{
    box-sizing: border-box;
    cursor: progress;
}
html
body{
    background:url("../img/borde_raspberry_pi.png") left repeat-y, url("../img/borde_raspberry_pi.png") right repeat-y;
    background-size:3%;
    background-color: pink;
    width: 90%;
    margin: 0 auto;
}

h1{
    text-align: center;
    color:green;
    letter-spacing: 5px;
    text-shadow: 5px -5px 6px yellowgreen, -5px 5px 6px yellowgreen;
}

.caja1{
    text-align: justify;

}

.menu{
    background-color: white;
    width: 70%;
    margin: 5px auto;
    border-radius: 50px;
}

ul{
    display: flex;
    justify-content: space-around;
    list-style-type: none;
    color:blue;
}

.caja2{
    border: 5px solid palevioletred;
    margin-top:30px;
}

h2{
    background-color: palevioletred;
    width: 100%;
    color:white;
    margin-top:0;

}
.flexible{
    display: flex;
    flex-wrap: nowrap;
    padding: 20px;
}

.texto{
    text-align: justify;
    text-indent :60px;
    padding: 10px 20px 0 20px;
    
}


img{
    padding: 15px;
    border: 10px solid white;
    transition: 3s;

}

p{
    font-size:1.3em;
}

.texto > p:last-of-type{
    font-size: 3em;
    text-indent: 0px;
    color: palevioletred;
}

.pie{
    width: 100%;
    text-align:right;
    margin-top: 10px;
}

img[alt="mag"]:hover{                                                 
    filter: sepia()drop-shadow(5px 5px 5px  red);
    border-radius: 30px;
    transform:rotateZ(180deg) ;
    transition:3s;


}

img[alt="custom"]:active{                                                 
    filter: grayscale(50px);
    border-radius: 50px;
    border: 5px double peru ;
    transform:rotateZ(180deg);
    transition:3s;
    cursor: crosshair;


}

img[alt="wire"]:hover{                                                 
    filter:invert() (5px 5px 5px  blue);
    border-radius: 30px;
    transform:rotateZ(180deg);
    transition:3s;
   
}

h1:hover{
    font-size: 3em;
    letter-spacing: 40px;
    color: crimson;
    text-shadow: 5px 5px 5px white;
    transition: 3s;
}