.content_nav ol.sections > li:nth-child(2){
	background-image: url('../img/actividad2/SB_S_G11_U04_L05_act2_f01.png');
	background-position: 50% 50%;
}
.content_nav ol.sections > li:nth-child(2) p{
	top: 295px;
    left: 355px;
    text-align: right;
}