*{
    margin: 0px;
}
header{
   display: flex;
   width: 100vw;
   height: 25vmax;
}
.logo{
    width: 25vw;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
}
.nombre-empresa{
    width: 45vw;
    display: flex;
    flex-direction: column;
    text-align: center;
    align-items: center;
    justify-content: center;
    background-image: url(imagenesen/mar_header.png);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center center;
    justify-content: center;
}
.nombre-empresa h2{
    font-size: 7vw;
    color: rgb(250, 250, 250);
    text-shadow: 0vw 0vw 1.5vw rgb(0, 0, 0);
}
.nombre-empresa h2:hover{
    color: greenyellow;
}
.logo img{
    width: 20vw;
}
header nav{
    background-color: #f8fafb;
}
header .logo{
    background-color: #f8fafb;
}
nav{
    width: 30vw;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.nav-link{
    color: #000;
    margin: 10px 2px 10px 20px;
    font-size: 3vw;
}
a{
    text-decoration: none;
}
header a:hover{
    color: blueviolet;
}
a:visited{
    color: black;
}
#cuerpo{
    width: 100vw;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    flex-direction: column;
    background-image: linear-gradient(
       0deg,
       rgba(0,0,0,0.5),
       rgb(0,0,0,0.5)
    ),url("imagenesen/buque_body_cuarta.png");
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center center;
    padding-top: 20px;
    padding-bottom: 20px;
    color: white;
}
#cuerpo div{
    display: flex;
    flex-direction: row;
    margin: 2vw;
}
article{
    display: flex;
    flex-direction: column;
    margin: 1vw 2vw;
}
#cuerpo h2{
    font-size: 3vw;
}
#cuerpo h3{
    font-size: 2.5vw;
}
#cuerpo p{
    font-size: 2vw;
}
article img{
    width: 4vw;
    margin: 1.5vw;
}
footer{
    background-color: rgba(30,30, 30, .85);
    color: white;
    text-align: center;
    font-size: 100%;
    padding: 0.75%;
}
footer span{
    font-size:60% ;
}