/* General Styles */
body {
  font-family: 'Arial', sans-serif;
  background-color: #f4f4f4;
  color: #333;
  line-height: 1.6;
  margin: 0;
  padding: 0;
}

.container {
  width: 80%;
  margin: auto;
  overflow: hidden;
}

/* Header */
header {
  background: #50b3a2;
  color: #fff;
  padding-top: 30px;
  min-height: 70px;
  border-bottom: #e8491d 3px solid;
}

header a {
  color: #fff;
  text-decoration: none;
  text-transform: uppercase;
  font-size: 16px;
}

/* Navigation */
nav {
  float: right;
  margin-top: 10px;
}

nav a {
  margin-right: 20px;
  text-decoration: none;
  text-transform: uppercase;
  font-size: 20px;
}

/* Landing Page */
.landing {
  padding: 50px 0;
  text-align: center;
  background: url('path_to_background_image.jpg') no-repeat center center/cover;
}

.landing h1 {
  font-size: 40px;
  margin-bottom: 10px;
}

.landing p {
  font-size: 20px;
}

/* Button Styles */
.btn {
  display: inline-block;
  color: #fff;
  background: #333;
  padding: 10px 20px;
  margin: 20px;
  text-decoration: none;
  text-transform: uppercase;
  transition: background .5s;
}

.btn:hover {
  background: #e8491d;
}

/* Footer */
footer {
  background: #333;
  color: #fff;
  text-align: center;
  padding: 30px 0;
}

footer p {
  margin: 0;
}

/* Table Styles */
.table {
  width: 100%;
  border-collapse: collapse;
  margin: 25px 0;
  font-size: 0.9em;
  font-family: sans-serif;
  min-width: 400px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.15);
}

.table thead tr {
  background-color: #009879;
  color: white;
  text-align: left;
}

.table th,
.table td {
  padding: 12px 15px;
}

.table tbody tr {
  border-bottom: 1px solid #dddddd;
}

.table tbody tr:nth-of-type(even) {
  background-color: #f3f3f3;
}

.table tbody tr:last-of-type {
  border-bottom: 2px solid #009879;
}

.table tbody tr.active-row {
  font-weight: bold;
  color: #009879;
}

.loading-circle {
  border: 5px solid #f3f3f3; /* Light grey background */
  border-top: 5px solid #3498db; /* Blue color */
  border-radius: 50%;
  width: 50px;
  height: 50px;
  animation: spin 2s linear infinite;
  margin: 20px auto;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}