.d-flex{
    height: 100vh!important;
}

ul, li, a{
    list-style: none;
    text-decoration: none;
    padding-right: 20px;
}

.contenedor{
    height: 100px!important;
    display: block;
}

h1{
    font-size: 7vh !important;
}
h2{
    font-size: 5vh !important;
}
a{
    font-size: 3vh !important;
    color: black !important;
}
hr{
    border: 2px solid  !important;
   border-radius: 10px !important; 
}