html {
  font-family: Helvetica;
  background-color: #BCED91;
}

h2 {
  display: block;
  text-align: center;
  border: 5px solid black;
  padding: 20px;
}

#definition {
  text-align: center;
  margin-left: 340px;
  margin-right: 340px;

}

#red {
  color: red;
  }
#red_center {
  color: red;
  text-align: center;
}
.topics {
  font-weight: bold;
}

.italics {
  font-style: italic;
}

.center {
  text-align:center;
}

.indent {
  margin-left: 50px;
}
.huge_indent {
  margin-left: 200px;
}

#hover_example:hover {
  background-color:blue;
  }
html {
  font-family: Helvetica;
  background-color: #BCED91;
}

h2 {
  display: block;
  text-align: center;
  border: 5px solid black;
  padding: 20px;
}

#definition {
  text-align: center;
  margin-left: 340px;
  margin-right: 340px;

}

#red {
  color: red;
  }
#red_center {
  color: red;
  text-align: center;
}

#blue_center {
  color: blue;
  text-align: center;
}
.topics {
  font-weight: bold;
}

.italics {
  font-style: italic;
}

.center {
  text-align:center;
}

.indent {
  margin-left: 50px;
}
.huge_indent {
  margin-left: 200px;
}

#hover_example:hover {
  background-color:blue;
  }

Add blue center projects css
Add blue center projects css