*{
margin: 0;
padding: 0;
border: 0;
font-size: 100%;
vertical-align: baseline;

}

body {

    text-align: center;
    font-family: sans-serif;

}

.head {

    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 63px;
    background: #007bff;
    position: fixed;
    width: 100%;
    z-index: 100;
}

.navbar {
    display: flex;
    margin-right: 10px;    
}

.logo{

    text-decoration: none;
    color: #ffffff;
    text-transform: uppercase;
    font-size: 30px;

}

.navbar a {

    display: block;
    padding: 20px 20px;
    color: #fff;
    text-decoration: none;
    text-transform: uppercase;
    font-size: 15px;

}

.navbar a:hover {

   background: #9a9898;
}


.header {

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

}

.header {

    height: 60vh !important;
    background: url(images/carretera.jpg) no-repeat center ;
    background-size: cover;
}

.title {

    margin-bottom: 40px;
    font-size: 40px;
    font-weight: 600;
    text-transform: uppercase;
    color: #003c7c;

}

p {

    margin-bottom: 40px;
    font-size:  20px;
    color: #2e5ea7;
    padding: 0 100px;


}

.btn {

    display: inline-block;
    margin-top: 15px;
    padding: 10px 40px;
    border: 2px solid #007bff;
    color: #fff;
    text-decoration: none;
    background: #9a9898;

}

.btn:hover {

    background: none;
}

.btn-home {

    display: flex;
}

.btn-home a {

    margin: 0 10px;

}


.content {

    height: 50vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.sau {
    padding:  30px;
    background: #007bff;
    height: 80vh;

}

.box-container {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    text-align: center;

}

.box-container.box {

    height: 11rem;
    width: 17rem;
    background: #101010;
    text-align: center;
    border-radius: 1rem;
    box-shadow: 0 .3rem 5rem rgba(0, 0, 0 .5);
    margin: 2rem;
}

.box-container.box i {

    height: 3rem;
    width: 3rem;
    line-height: 3rem;
    text-align: center;
    border-radius: 50;
    color #fff;
    background: #007bff;
    font-size: 2rem;
    margin: 1rem 0;
}

.box-container.box h3 {

    font-size: 20px;
    color: rgb(0, 136, 255);

}

.box-container.box p {

    padding: 0 15px;
    font-size: 16px;

}

.about {
  
    background-attachment: fixed;
    background-size: cover;
    text-align: center;
    height: 80vh;

}

.trabaja{

       padding-top: 25px;
       background: #007bff;
       height: 90vh;

}

.contact {

    padding-top: 20px;
    background: #ffffff;
    padding-bottom: 0;
    color: #007bff;

}

@media (max-width: 500px){

    .title{
        margin-bottom: 0;
        font-size: 40px;
    }

    .sau {
        height: 150vh;
    }

    .about {

        font-size: 20px;
        height: 150vh;
    }

    .trabaja {
        height: 150vh;
    }

    .contact {
        height: 130vh;
    }


}