body {
  margin: 0;
  padding: 0;
  min-width: 600px;
}
/* -----((( HEADER )))----- */
.header-container-screenWide-background-color-image {
  background-color: black;
  height: 10%;
  width: 100%;
  border: solid black; /* top will drop if deleted */
}      
header {
  max-width: 70%;
  margin: 0 auto;
  text-decoration: none;
  color: rgb(236, 236, 236);
}
header a {
  text-decoration: none;
  color: lightgray;
}
header p {
  font-size: 3em;
  margin: 10px 0.5%;        
}      
/* -----((( HEADER-NAV )))----- */
nav {
  margin: 0;
  padding: 0;
  border: solid rgb(41, 41, 41) 1px;
  border-radius: 2px;
}
nav ul {
  display: flex;
  justify-content: space-between;
  max-width: 800px;
  list-style-type: none;
}
nav li {
  background-color: black;
}
nav a {
  text-decoration: none;
  color: rgb(161, 161, 161);
  font-weight: 500;
  border-radius: 4px;
  padding: 5px;
  font-size: 1.3em;
}
nav a:hover {
  color: #f0f0f1;
  background-color: #a7a7a7;
  font-weight: 600;
}
/* -----((( MAIN )))----- */
main {
  max-width: 70%;
  margin: 0 auto;
}
h1 {
  font-size: 3.2em;
  line-height: 1.1;
}
.text-section {
  font-size: 1.5em;
}
h4 {
  color: brown;
}
/* ---((( COURSE - BUTTON BOX (botton of page) )))--- */
.button-container {
  margin: 50px auto;
  padding: 10px;
  text-align: center;
  background-color:#a7a7a7;
  border-radius: 6px;
}
.button-container .h {
  color: rgb(236, 236, 236);
}
button {
  border-radius: 8px;
  border: 1px solid rgb(160, 159, 159);
  padding: 0.6em 1.2em;
  font-size: 1em;
  font-family: inherit;
  background-color: #2791f3;
  cursor: pointer;
  transition: border-color 0.25s;
  color: rgb(226, 226, 226);
}
button:hover {
  border-radius: 30px;
  border-color: #6ca375;
  background-color: #00ce33;
  padding: 0.6em 4em;
  font-size: 1.1em;
  color: rgb(255, 255, 255);
}
button a {
  text-decoration: none;
  font-weight: 500;
  color: #cecece;
}
/* -----((( FOOTER )))----- */
.footer-container-for-background-color-wide {
  background-color: black;
}
footer {
  max-width: 70%;
  margin: 0 auto;
  padding: 10px 0;
  color: rgb(161, 161, 161);
  text-align: center;
  align-content: center;
  height: 200px;
  background-color: black;
  width: 100%;
}
footer ul {
  text-align: left;
  max-width: 800px;
  list-style-type: none;
}
footer li {
  background-color: black;
}
footer a {
  text-decoration: none;
  color: rgb(161, 161, 161);
  font-weight: 500;
  border-radius: 4px;
  padding: 5px;
  font-size: 1.3em;
}
footer a:hover {
  color: #f0f0f1;
  background-color: #a7a7a7;
  font-weight: 600;
}