* {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    body {
      font-family: sans-serif;
      display: flex;
      flex-direction: column;
      min-height: 100vh;
      overflow-x: hidden;
    }

    header {
      background-color: #333;
      color: white;
      padding: 1rem;
      text-align: center;
      position: relative;
      z-index: 1;
    }

  .service-bar {
  background-color: #222;
  color: #aaa;
  padding: 0.5rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
  position: relative;
  z-index: 1;
}

.menu-toggle {
  background-color: #444;
  color: white;
  padding: 0.3rem 0.8rem;
  cursor: pointer;
  border: none;
  font-size: 1rem;
  display: none; /* показується тільки на малих екранах */
}
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
}
    .overlay {
      display: none;
    }

    nav {
      background-color: #f5f5f5;
      width: 250px;
      padding: 1rem;
      flex-shrink: 0;
    }

    nav ul {
      list-style: none;
    }

    nav li {
      margin-bottom: 1rem;
    }

    nav a {
      text-decoration: none;
      color: #333;
      font-weight: bold;
    }

    .layout {
      display: flex;
      flex: 1;
      position: relative;
    }

    .main-content {
      flex: 1;
      padding: 1rem;
      background-color: #fff;
    }

    footer {
      background-color: #333;
      color: white;
      padding: 1rem;
      text-align: center;
      position: relative;
      z-index: 1;
    }

    /* Мобільний режим */
    @media (max-width: 768px) {
      .menu-toggle {
        display: block;
      }

      nav {
        position: fixed;
        top: 0;
        left: -250px;
        height: 100%;
        z-index: 1000;
        box-shadow: 2px 0 5px rgba(0, 0, 0, 0.3);
        transition: left 0.3s ease;
        padding-top: 5rem;
      }

      nav.active {
        left: 0;
      }

      .overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        height: 100%;
        width: 100%;
        background: rgba(0, 0, 0, 0.3);
        z-index: 999;
      }

      .overlay.active {
        display: block;
      }

      .layout {
        flex-direction: column;
      }
    }
    
    .content {
  max-width: 400px;
  margin: 2rem auto;
  padding: 1.5rem;
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.content h2 {
  text-align: center;
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: bold;
}

.form-control {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  font-size: 1rem;
  box-sizing: border-box;
}

.mb-3 {
  margin-bottom: 1rem;
}

.btn {
  display: inline-block;
  padding: 0.5rem 1.2rem;
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  background-color: #007bff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.btn:hover {
  background-color: #0056b3;
}

.alert {
  padding: 0.75rem 1rem;
  border-radius: 4px;
  margin-bottom: 1rem;
}

.alert-danger {
  background-color: #f8d7da;
  color: #842029;
  border: 1px solid #f5c2c7;
}

.mail-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5rem;
  table-layout: fixed; /* важливо для управління шириною */
}

.mail-table th,
.mail-table td {
  border: 1px solid #ccc;
  padding: 0.75rem;
  text-align: left;
  min-width: 120px;  /* мінімальна ширина */
  word-wrap: break-word; /* переносить довгий текст */
  overflow-wrap: break-word;
}

.mail-table th {
  background-color: #f5f5f5;
  font-weight: bold;
}