:root
{
--red: #CC1B41;
--light-red: #FF5E6D;
--lighter-red:#FF8789;
--maroon: #87003A;
--cyan: #00C0E8;
}

body
{
  background: #CC1B41;
}

header, section, div
{
  border:double 6px; padding:20px; margin:6px;
}

h1
{
  color:#CC1B41;
}

header, div
{
  background:white;
  text-align:center;
}
section
{
  background:var(--lighter-red);
}
#problem1
{
color: black;
background:red;
border:double 6px black; padding:10px;
}