div.header{
height: 106px;
}

ul {
  position: fixed;
  top: 0;
  width: 100%;  
  list-style-type: none;
  margin: 0;
  padding: 0;
  overflow: hidden;
  background-color: #333;
}

li {
  float: left;
  border-right: 1px solid #b00;
}
li:last-child {
  border-right: none;
}


li a {
  display: block;
  color: white;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;  
  padding: 14px 16px;
  text-decoration: none;
}

li a:hover {
  background-color: #b00;
}
.active {
  background-color: #b00;
}

h1 {
position: fixed;
top: 20px;
width: 100%;
padding: 14px 16px;
background-color: #d3d3d3;
font-family: "Times New Roman", Times, serif;
font-size: 40px;
color: #000;
text-align: center;
text-shadow: 2px 2px 5px #b00;
}

body{
<!-- background-image: url("009c.jpg"); 
  background-repeat: no-repeat;
  background-size: 100%; -->
  margin-bottom: 50px;
}

<!--
img{
width: 300px;
height: 400px;
object-fit: cover;
/!border-radius: 8px;/
margin-right: 400px;
}
-->

.gallery {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  background-color: #d3d3d3;
  border: 3px solid #d3d3d3;
  margin: 5px;
  float: left;
  max-width: 180px;
  
}

.gallery > div {
  flex-grow: 1;
  max-height: 250px;
  max-width: 180px;
}

.gallery img {
  object-fit: cover;
  max-width: 175px;
  max-height: 250px;
}

.gallery:hover {
  border: 3px solid #B00;
  box-sizing: border-box;
}

.desc {
  padding: 10px;
  text-align: center;
}

.invert {filter: invert(100%);}



.p1 {
width: 95%;
padding: 10px 10px;
font-family: "Verdana", sans-serif;
font-size: 18px;
color: black;
<!--text-shadow: 2px 2px 6px lightgreen;-->
}


footer {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100%;
  background-color: #d3d3d3;
  color: #000000;
  text-align: center;
  margin-top: 20px;
}