body{
    background-color: #000000;
    max-width: 762px;
    margin: auto;
    font-family: 'Roboto', sans-serif;
    padding: 4% 4%;
}
#Intro{
    text-align: center;
}
.img-responsive {
    display: block;
    height: auto;
    max-width: 100%;
}
.center-block {
    display: block;
    margin-right: auto;
    margin-left: auto;
}
.articulo{
    color: #fff;
    border-top: 1px solid #3D3D3D;
    border-bottom: 1px solid #3D3D3D;
    padding: 20px 0;
}
.articulo p{
    margin: 0;
    padding: 0;
}
.tt1{
    font-size: 12px;
    font-weight: 300;
}
.tt2{
    font-size: 15px;
}
.Alerta{
    color: #FF6161;
    font-size: 22px;
    font-weight: 700;
}
.Alerta a{
    display: inline-block;
    margin: 0 6px;
    padding: 18px 0;
    width: 74px;
    background-color: #FF6161;
    color: #fff;
    text-decoration: none;
    font-size: 28px;
    border-radius: 3px;
}
.Alerta a:active{
    background-color: #f44949;
}