*{
    margin:0;
    padding:0;
    box-sizing:border-box;
}

html,
body{
    height:100%;
    font-family:'Poppins',sans-serif;
}

body{

    background:url("mantenimiento.jpg") center center;
    background-size:cover;
    background-repeat:no-repeat;
    background-attachment:fixed;

}

.overlay{

    width:100%;
    min-height:100vh;

    display:flex;
    justify-content:center;
    align-items:center;

    padding:40px;

    background:linear-gradient(
        180deg,
        rgba(7,35,74,.72),
        rgba(10,54,104,.68)
    );

}

.contenedor{

    width:100%;
    max-width:720px;

    text-align:center;

    color:#fff;

    background:rgba(255,255,255,.10);

    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);

    border:1px solid rgba(255,255,255,.18);

    border-radius:22px;

    padding:60px 50px;

    box-shadow:0 20px 50px rgba(0,0,0,.35);

}

.logo{

    width:260px;
    max-width:85%;

    margin-bottom:45px;

}

h1{

    font-size:4rem;

    font-weight:700;

    margin-bottom:20px;

}

h2{

    font-size:2rem;

    font-weight:600;

    line-height:1.3;

    margin-bottom:30px;

}

p{

    font-size:1.2rem;

    line-height:1.8;

    font-weight:300;

    margin-bottom:20px;

}

.contacto{

    margin-top:45px;

    padding-top:30px;

    border-top:1px solid rgba(255,255,255,.25);

}

.contacto h3{

    font-size:1.35rem;

    font-weight:600;

    margin-bottom:20px;

}

.contacto a{

    color:#ffffff;

    text-decoration:none;

    font-size:1.2rem;

    font-weight:600;

    transition:.3s;

}

.contacto a:hover{

    color:#b9d8ff;

}

@media (max-width:768px){

    .contenedor{

        padding:40px 30px;

    }

    h1{

        font-size:3rem;

    }

    h2{

        font-size:1.6rem;

    }

    p{

        font-size:1.05rem;

    }

    .logo{

        width:220px;

    }

}

@media (max-width:480px){

    .overlay{

        padding:20px;

    }

    .contenedor{

        padding:35px 25px;

    }

    h1{

        font-size:2.4rem;

    }

    h2{

        font-size:1.3rem;

    }

    p{

        font-size:1rem;

    }

}