body{
    background: url(../images/fondo-gris.webp) no-repeat center center fixed;
    background-size: cover;
    font-family: 'Roboto', sans-serif;
}

.chat{
    position:fixed;
    bottom:20px;
    right:20px;
    z-index:100;
    width:60px;
}
.chat img{
    width:100%;
}

.cabecera{
    padding-top: 10px;
    padding-bottom: 10px;
}

.logotipo img{
    width: 100%;
}

.leyenda{
    background: #0a3d03;
    text-align: center;
    color: white;
    font-size: 22px;
    font-weight: bold;
}


.banner1{
    position: relative;
    background: url(../images/fondo-de-papel-triturado.webp) no-repeat center center;
    background-size: cover;
    padding-top: 80px;
    padding-bottom: 130px;
    margin: 12px 0;
}
.fondo-negro{
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    background: rgba(0,0,0,0.6);
    width: 100%;
    height: 100%;
}
.banner1 .container{
    position: relative;
    z-index: 2;
}
.banner1 h1{
    color: white;
    text-align: center;
    font-size: 50px;
    font-weight: bold;
    text-shadow: 2px 2px 2px black;
}
.banner1 p{
    margin-bottom: 30px;
}
.banner1 h2{
    text-align: center;
    color: white;
    font-size: 35px;
    margin-top: 80px;
}

.btn-verde{
    background: #8baf0b;
    color: white;
    font-size: 30px;
    margin-top: 30px;
}
.btn-verde:hover{
    font-weight: bold;
    color: white;
    text-shadow: 2px 2px 2px black;
}


.nosotros{
    background: #10594f;
    color: white;
    font-size: 25px;
    line-height: 35px;
    padding: 40px;
}


.img img{
    width: 100%;
}
.img2{
    background: url(../images/2.webp) no-repeat center center;
    background-size: cover;
}
.img3{
    background: url(../images/3.webp) no-repeat center center;
    background-size: cover;
}
.img4{
    background: url(../images/4.webp) no-repeat center center;
    background-size: cover;
}

.imagenes div{
    padding: 0;
}


.contenido{
    padding-top: 30px;
    padding-bottom: 30px;
}

.titulo{
    font-size: 30px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 30px;
}

.seccion{
    font-size: 18px;
    line-height: 23px;
}
.seccion strong{
    width: 100%;
    font-size: 23px;
    color: #10594f;
    display: inline-block;
    margin-bottom: 12px;
}


.imagen img{
    width: 100%;
}


.images{
    text-align: center;
}
.images img{
    height: 200px;
    margin: 0 10px;
}

.arboles img {
    width: auto;
    height: 290px;
    margin: 0 10px;
}


footer{
    background: #0a3d03;
    color: white;
    font-size: 20px;
    line-height: 26px;
    padding-top: 30px;
    padding-bottom: 30px;
}
footer a, footer a:hover{
    text-decoration: none;
    color: white;
}
footer strong{
    width: 100%;
    font-size: 23px;
    margin-bottom: 20px;
    display: inline-block;
    margin-bottom: 13px;
}


@media screen and (max-width:1400px){

}

@media screen and (max-width:1200px){

}

@media screen and (max-width:992px){

}

@media screen and (max-width:768px){

}

@media screen and (max-width:576px){
    .nosotros{
        padding: 40px 12px;
    }
    .nosotros img{
        width: 200px !important;
    }
}