p, a, h1, h2, h3, li{
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}


html{
    background-image: url("../Fotos/chris-ried-ieic5Tq8YMk-unsplash.webp");
    background-position: center top;
}


/* nav */
header{
    width: 100vw;
    position: fixed;
    margin: 0px -10px 0 -10px;
    padding: 0;
    opacity: 0.8;
}


ul:first-child{
  margin: 0;
  padding: 0;
  overflow: hidden;
  background-color: rgb(25, 21, 39);
}

ul:first-child li{
  float: left;
  border-right: 1px solid #ffffff;
}

ul:first-child li:last-child {
  border-right: none;
}

ul:first-child li a{
  padding: 14px 16px; 
  display: block;
  color: white;
  text-align: center;
}

ul:first-child li a:hover{
    background-color:rgb(38, 92, 131);
    color: #eef3c0;
    border-right: 1px solid #eef3c0;
}


body{
    background-color: rgb(43, 63, 66);
    margin: 0;
    padding: 0;
}

body li, body a{
    color:rgb(255, 255, 255);
    font-size: 20px;
    text-decoration: none;
    list-style-type: none;
}

.nav1{
    display: flex;
    justify-content: space-around;
    background-color: rgb(221, 206, 206);
    color:rgb(43, 63, 66) ;
    align-items: center;
    width: 100%;
    }

.nav1 div{
    height: 40px;
    margin: 0 20px;
    padding: 0 0 20px 0 ;
    background-color: rgba(215, 227, 241, 0.909);
    width: 100%;
    text-align: center;
}
.nav1 a{
    text-decoration: none;
    list-style-type: none;
    color:rgb(43, 63, 66);
}

.nav1 li:hover{
    opacity: 0.9;
    box-shadow: 3px 0px 20px rgba(141, 155, 180, 0.469);
    color: rgb(81, 109, 135);
}

footer{
    position: fixed;
    left: 0;
    bottom: 0;
    width: 100%;
    text-align: center;
    background-color: rgb(81, 109, 135);
}


/*
almost-black : rgb(14, 28, 41)
dark-gray    : rgb(81, 109, 135)    
*/