selettore ogni 3 elementi
by Andrea Biagi
HTML
<ul>
<li>primo</li>
<li>secondo</li>
<li>terzo</li>
<li>quarto</li>
<li>quinto</li>
<li>sesto</li>
<li>settimo</li>
<li>ottavo</li>
<li>nono</li>
<li>10</li>
<li>11</li>
<li>12</li>
<li>13</li>
</ul>
CSS
ul li:nth-child(odd){
color: yellow;
}
ul li:nth-child(even){
color: red;
}
@media screen and (min-width: 500px){
ul li:nth-child(3n+1){
color: yellow;
}
ul li:nth-child(3n+2){
color: red;
}
ul li:nth-child(3n+3){
color: blue;
}
}