.calc-container {      
      max-width: 700px;
      width: 100%;
      /*margin: 20px;*/
      padding: 30px;
      border-radius: 16px;
      box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
      transition: background-color 0.3s, box-shadow 0.3s;
    }    
    
    .input-group {
      margin-bottom: 15px;
      position: relative;
    }
    .input-group label {
      display: block;
      margin-bottom: 5px;			
      font-weight: bold;
      color: #0a663a;
    }
.input-group:not(:first-child) label {
  margin-top: 20px;
}
    .input-group label span.required {
      color: red;
    }
    .input-group input {
      width: 100%;
      padding: 10px;
      font-size: 16px;
      border: 1px solid #ccc;
      border-radius: 5px;
      transition: border-color 0.3s;
    }
    .input-group input:focus {
      border-color: var(--highlight);
      outline: none;
    }
    .error-msg {
      color: red;
      font-size: 13px;
      margin-top: 3px;
      display: none;
    }
    .btn-panel {
      text-align: center;
      margin-top: 20px;
    }    
    
    .result-section {
      background: linear-gradient(135deg, #0a663a, #69a12e);			
			margin-top:20px;
      border-radius: 10px;
      padding: 15px;
      box-shadow: 0 4px 8px rgba(0,0,0,0.1);
      transition: opacity 0.5s ease, transform 0.5s ease;
			display: none;
      opacity: 0;
      transform: translateY(20px);
    }
    .result-section.visible {
			display: block;
      opacity: 1;
      transform: translateY(0);
    }
    .result-table {
      width: 100%;
      border-collapse: collapse;
    }
    .result-table th,
    .result-table td {
      /*border: 1px solid rgba(0,0,0,0.1);*/
			border: 1px solid #fff;
      padding: 10px;
      text-align: left;
			color:#fff;
    }
    .result-table th {
      background: rgba(255, 215, 0, 1);
      color: #0a663a;
    }
    @media (max-width: 768px) {
      .main-content {
        /*flex-direction: column;*/
      }
    }