body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f9;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}

h1 {
  color: #333;
  margin-top: 20px;
}

label {
  font-size: 16px;
  margin: 10px 0;
}

select, input, button {
  padding: 8px;
  font-size: 14px;
  margin-left: 10px;
  margin-bottom: 15px;
}

table {
  margin-top: 20px;
  border-collapse: collapse;
  width: 80%;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  background-color: white;
}

th, td {
  padding: 12px;
  text-align: center;
  border: 1px solid #ddd;
}

th {
  background-color: #6c5ce7;
  color: white;
}

tr:nth-child(even) {
  background-color: #f9f9f9;
}

tr:hover {
  background-color: #f1f1f1;
}

#ganttChart {
  position: relative;
  margin-top: 20px;
  margin-bottom: 60px;
  height: 60px;
  width: 80%;
  margin-left: auto;
  margin-right: auto;
}

#ganttChart div {
  display: inline-block;
  width: 50px;
  border: 1px solid black;
  text-align: center;
  position: relative;
  background-color: #6c5ce7;
  color: white;
  margin-right: 5px;
}

#ganttChart span {
  position: absolute;
  bottom: -20px;
  left: 0;
  color: black;
}

.metrics-table {
  width: 50%;
  margin-top: 20px;
  border-collapse: collapse;
  background-color: white;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.metrics-table th, .metrics-table td {
  padding: 10px;
  text-align: center;
  border: 1px solid #ddd;
}

.metrics-table th {
  background-color: #6c5ce7;
  color: white;
}

.metrics-table tr:nth-child(even) {
  background-color: #f9f9f9;
}

.metrics-table tr:hover {
  background-color: #f1f1f1;
}

.metrics-summary {
  margin-top: 20px;
  padding: 10px;
  background-color: #fff;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  width: 60%;
  display: flex;
  justify-content: space-between;
}