*{ margin: 0; padding: 0;}
body{
    background: #000;
    font-family: sans-serif;
}

header{
    width: 100%;
    overflow: hidden;
    background: #000;
    margin-bottom: 20px;
}

.navul > li{
    display: flex;
    display: inline-block;
    justify-content: center;
    padding: 2px;
}

.navul > li > a{

    font-size: 14px;
    display: inline-block;
    color: #fff;
    text-decoration: none;
    padding:  5px 5px;
    line-height: normal;
    font-weight: bold;
    -webkit-transition: 400ms ease;
    -o-transition: 400ms ease;
    transition: 400ms ease;
    border-radius: 50px;

}

.navul > li > a:hover{
    background: #34e5a6;
    color: #fff;
    text-decoration: none;
}

.wrapper{
    width: 90%;
    max-width: 1000px;
    margin: auto;
    overflow: hidden;
}

header .logo{
    color: #f2f2f2;
    font-size: 30px;
    line-height: 150px;
    float: left;
}

header nav{
    float: right;
    line-height: 150px;
}

header nav a{
    display: inline-block;
    color: #fff;
    text-decoration: none;
    padding:  5px 5px;
    line-height: normal;
    font-size: 16px;
    font-weight: bold;
    -webkit-transition: 400ms ease;
    -o-transition: 400ms ease;
    transition: 400ms ease;
    border-radius: 50px;
}

header nav a:hover{
    background: #34e5a6;
    color: #fff;
    text-decoration: none;
}

.header2{
    position: fixed;
    height: 100px;
}

.header2 .logo{
    line-height: 100px;
    font-size: 30px;
}

.header2 nav{
    line-height: 100px;
}

.contenido{
    background: #000;
}

.contenido p{
    margin-bottom: 1em;
    color: #fff;
}

.contenido .logo_title{
    display: flex;
    justify-content: center;
    height: 25vh;
}

.center_image{
    margin-top: 0px;
    display: flex;
    justify-content: center;
}

.center_image .image_enlace{
    padding: 0px 10px;
    width: 300px;
}

#img_{
    width: 300px;
}

#img_:hover{
    width: 285px;
}

#containercontactos{
    margin-top: 0px;
    color: #fff;
}

#btn_enviar{
    border: 1px solid #fff; 
    background: #fff;
}

#btn_enviar:hover{
    border: 1px solid #fff; 
    background: #34e5a6;
}

footer{
    margin-top: 60px;
    background: #000;
    color: #fff;
}
footer .row{
    text-align: center;
}

@media screen and (max-width: 950px) and (mind-width: 600px){
    
    header .logo,
    header nav{
        width: 100%;
        text-align: center;
        line-height: 40px;
        padding-top: 5px;
        font-size: 6px;
    }

    .header2{
        height: auto;
    }

    .header2 .logo,
    .header2 nav{
        line-height: 25px;
    }

    .contenido .logo_title{
        height: 20vh;
    }

    .center_image .image_enlace{
        width: 155px;
    }

    .center_image .image_enlace:hover{
        width: 140px;
    }

    footer{
        margin-top: 50px;
    }

}

@media screen and (max-width: 599px){
    
    header .logo,
    header nav{
        width: 100%;
        text-align: center;
        line-height: 40px;
        padding-top: 5px;
        font-size: 4px;
    }

    .header2{
        height: auto;
    }

    .header2 .logo,
    .header2 nav{
        line-height: 25px;
    }

    .contenido .logo_title{
        margin-top: 10%;
        height: 8vh;
    }

    .center_image .image_enlace{
        margin-top: 80%;
        width: 155px;
    }

    .center_image .image_enlace:hover{
        width: 140px;
    }

    footer{
        margin-top: 40px;
    }
    
}