*{
    box-sizing: border-box;
}
body{
    font-family: "Roboto";
}
a{
    display: inline-block;
    text-decoration: none;
}
p{
    color:black;
}
header{
    
    padding: 15px 0px;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 2; 
    background-color: white;

}
header .container{
    display: flex;
    justify-content: space-between;
    align-items: center;
}
header .container .logo{
    width: 100px;
}
header .container nav a{
    color: red;
    text-decoration: none;
    margin: 0 15px;
}
header .container .hamb{
    display: none;
    position: relative;
}
footer.seccion{
    background-color: black;
    color: white;
    padding-bottom: 0;
}
footer .barra-footer{
    background-color: gray;
    text-align: center;
    padding-right: 15px;
    padding-left: 30px;
    padding-top: 20px;
    padding-bottom: 20px;
}
footer .logo-footer{
    width: 100%;

}
footer ul{
    padding-left: 0;
    list-style: none;
    margin: 0;
}
footer ul li{
    margin-bottom: 10px;
}
footer p{
    color: white;
    margin-bottom: 30px;
}
footer a{
    color: white;
    
}
footer .redes{
    font-size: 30px;
    display: flex;
    justify-content: space-between;
}
footer .redes a{
    margin: 0 7.5px;
}
.boton{
    text-align: center;
    text-decoration: none;
    padding: 15px 30px;
    border: none;
}
.boton.boton-rojo{
    color: white;
    background-color: red;
    font-size: 20px;
    font-weight: bold;
}
.boton.boton-negro{
    color: white;
    background-color: black;
    font-size: 20px;
    font-weight: bold;
    
}
.boton.boton-negro:hover{
    color: black;
    background-color: white;
    
    
}
.boton.boton-blanco{
    background-color: white;
    color: red;
    font-size: 20px;
    font-weight: bold;
    border: solid red;
}
.seccion{
    padding-top: 60px;
    padding-bottom: 60px;
}
.cuadrado-perfecto{
    width: 100%;
    padding-bottom: 100%;
    position: relative;
}
.cuadrado-perfecto img{
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    position: absolute;
    top: o;
    left: 0;
}
.container{
    width: 1140px;
    margin: 0 auto 0 auto;
    padding-left: 15px;
    padding-right: 15px;
    position: relative;
}
.container-fuid{
    width: 100%;
    padding-left: 15px;
    padding-right: 15px;
    position: relative;
}
.row{
    display: flex;
    flex-wrap: wrap;
    margin-left: -15px;
    margin-right: -15px;

}
.columna{
    padding-right: 15px;
    padding-left: 15px;

}
.columna-25{
    width: 25%;
}
.columna-33{
    width: 33.33%;
}
.columna-41{
    width: 41.66%;
}
.columna-50{
    width: 50%;
}
.empujar-50{
    margin-left: 50%;
}
.empujar-58{
    margin-left: 58.33%;
}
.empujar-0{
    margin-left: 0%;
}
#inicio{
    position: relative;
}
#inicio img{
    width: 100%;
    display: block;
}
#inicio .bloque-inicio{
    position:absolute;
    top: 40%;
    left: 50%;
    width: 400px;
    text-align: center;
    margin-left: -200px;
}
#inicio .bloque-inicio h1{
    color: white;
    font-size: 35px;
}
#nosotros{
    background-image: url(imagenes/latas.jpg);
    background-size: cover;
   
}
#nosotros p{
    color: white;
    text-align: center;
    font-size: 16px;
    /* esto es un comentario y esta es la manera de comentar en html*/
}
#servicios .bloque-servicio{
    border: 1px solid gray;
}
#servicios .bloque-servicio .bloque-img-servico img{
    width: 100%;
}
#servicios .bloque-servicio .bloque-img-servico.cuadrado-perfecto{
    padding-bottom: 56.25%;

}
#servicios .bloque-servicio .bloque-contenido-servicio{
    padding: 15px;
}
#servicios .bloque-servicio .bloque-contenido-servicio h3{
    margin-top: 0px;
    font-size: 25px;
}
#galeria{

}
#galeria h4{
    padding-left: 15px;
    padding-right: 15px;
    text-align: center;
    position: absolute;
    top: 40%;
    color: white;
    font-size: 18px;
    width: 100%;
}
#galeria img{
    filter: grayscale(1);
}
#galeria .cuadrado-perfecto:hover img{
    filter: grayscale(0);
}
#galeria .cuadrado-perfecto:hover h4{
    display: none;  
}
#contactenos{
    position: relative;
}
#contactenos iframe{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    filter: grayscale(1);
}
#contactenos form{
    padding: 60px;
    background-color: red;
}
#contactenos form .form-block{
    width: 100%;
    margin-bottom: 15px;
}
#contactenos form .form-block .form-control{
    display: block;
    height: 40px;
    font-size: 16px;
    border: 1px solid gray;
    width: 100%;
    padding: 5px 10px;
}
#contactenos form .form-block textarea{
    display: block;
    height: 100px;
    font-size: 16px;
    border: 1px solid gray;
    width: 100%;
    padding: 5px 10px;
}
#contactenos form .form-block.bloque-ultimo{
    margin-bottom: 0;
}
@media(max-width: 767px){
    body{
        font-size: 15px;
    }
    
    header .container nav{
        position: fixed;
        width: 100%;
        height: 100%;
        background-color: white;
        padding-top: 80px;
        padding-bottom: 80px;
        padding-left: 15px;
        padding-right: 15px;
        top: 0;
        left: 0;
        display: flex;
        flex-direction: column;
        transition: all 0.4s ease;
        transform: translateX(100%);
    }
    header .container nav.open{
        transform: translateX(0%);
    }
    header .container nav a{
        font-size: 30px;
        margin-top: 15px;
        margin-bottom: 15px;

    }
    header .container .hamb{
        display: block;
        font-size: 40px;
        color: red;
        
    }
    form .boton.boton.boton-negro{
        width: 100%;
    }
    footer{
        text-align: center;
    }
    footer .logo-footer{
        width: 50%;
    }
    footer .redes{
        justify-content: center;
    }
    .container{
        width: 100%;
    }
    .columna-mobile-100{
        width: 100%;
    }
    .columna-mobile-50{
        width: 50%;
    }
    .empujar-mobile-0{
        margin-left: 0;
    }
    .sinpadding-mobile-0{
        padding: 0;
    }
    #inicio{
        height: 100vh;
    }
    #inicio img{
        height: 100%;
        object-fit: cover;
        object-position: center;
    }
    #servicios .bloque-servicio{
        margin-bottom: 15px;
    }
    #contactenos{
        padding: 0;
    }
    #contactenos iframe{
        position: relative;
        height: 50vh;
    }
}