h1{
   width: 20em;
   margin: auto;
   padding: 0;
   color: rgb(10, 6, 253);
   background-color: rgb(250, 246, 250);
   background-image: url(img/header3.jpg);
   background-size: cover;
   background-position: center;
   border:solid 2px rgb(104, 76, 231);
   border-radius: 2em;
   font-family: sans-serif;
   font-size: 1.8em;
   text-align: center;
}
h2{
   width: 15em;
   margin: auto;
   padding: 0;
   border-color: black;
   border-style: solid;
   border-width: 0 0 1px 0;
   font-family: serif;
   font-size: 1.5em;
   text-align: center;
 }
a{
   text-decoration: none;
}
p{
   width: 80%;
   margin: 0.5em auto;
   padding-left: 0.5em;
   padding-bottom: 0.5em;
   text-align: left;
}
.image{
   width: 80%;
   margin: 0.5em auto;
   padding: 0.5em;
   text-align: center;
}
body{
   display:grid;
   grid-template-columns: 1fr 70% 1fr;
   flex-direction: column;
}
header{
   grid-column-start: 1;
   grid-column-end: 4;
   grid-row-start: 1;
   grid-row-end: 2;
   flex-direction: column;  
}
nav{
   width: 14em;
   grid-column-start: 1;
   grid-column-end: 2;
   grid-row-start: 1;
   grid-row-end: 4;
   position: fixed;
}
nav ul{
   margin: 0.5em 0.5em auto;
   padding: 1em;
   background-color: aliceblue;
   color: silver;
   border-style: solid;
   border-width: 1px;
   border-radius: 10px;
   font-size: 0.7em;
}
nav ul li{
   margin: 1em;
}
main{
   grid-column-start: 2;
   grid-column-end: 3;
   grid-row-start: 2;
   grid-row-end: 3;
}
aside{
   margin: 0 auto;
   padding: 0.5em; 
   text-align: center;
   grid-column-start: 3;
   grid-column-end: 4;
   grid-row-start: 1;
   grid-row-end: 3;
}
aside #commercial{
   width: 5em;
   margin: 0 auto;
   color: white;
   background-color: cornflowerblue;
   border-radius: 5px;
   border-width: 1px;
   text-align: center;
}
aside>p{
   width: 100%;
   margin: 0.5em auto;
   padding-left: 0.5em;
   padding-bottom: 0.5em;
   text-align: left;
}
footer{
   width: 100%;
   padding: 0.5em;
   text-align: center;
   color: white;
   background-color: black;
   grid-column-start: 1;
   grid-column-end: 4;
   grid-row-start: 3;
   grid-row-end: 4;
}