html {
  font-family: Helvetica;
}

header, footer {
  background-color: #00838F;
  color: white;
  padding: 5px;
  font-size: 130%;
  text-align: center;
}

.left {
  background-color: #EFEFEF;
  width: 55%;
  float: left;
}

#list-section {
  height: 150px;
}

#table-section {
  height: 300px;
}

.right {
  background-color: #4FB3BF;
  width: 45%;
  height: 450px;
  text-align: center;
  float: right;
}

footer {
  clear: both;
}


img {
  box-shadow: 10px 10px 7px dimgray;
  margin: 20px;
}

table {
  margin: auto;
  width: 80%;
}
table, td, th {
  border: solid 1px #4FB3BF;
  border-collapse: collapse;
}
table td {
  padding: 4px;
}