body{
    background-color: teal;
}

.main {
  max-width: 500px;
  margin: auto;
  
}

.card{
  width: 600px;
  margin: 20px;
  border: solid;
  border-width: 1px;
  border-color: rgb(6, 6, 122);
  background-color: rgb(187, 186, 186);
  font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
} 
.title-bar {
  background-color: rgb(6, 6, 122);
  color: white;
  font-family: 'Franklin Gothic Medium', 'Arial Narrow', Arial, sans-serif;
}

.window-body {
    margin: 20px;
}

#guestBook { 
  margin-bottom: 100px;
  
} 

button {
    background-color: rgb(204, 201, 201);
    border-style: solid;
    border-width: 1px;
}

.menu {
    position: fixed;
    padding-left: 5px;
    bottom: 0;
    height: 20px;
    width: 100vw;
    background-color: rgb(187, 186, 186);
}