body { 
    background-color: #f4f4f4;
    margin: 0;
}

.main-content {
    /* padding: 30px;  */
    border-radius: 8px; 
    max-width: 1400px;
    /* margin: 20px auto; */
}

/* file input */
input[type="file"] {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 0.95rem;
  color: #333;
  background-color: #f9f9f9;
  border: 1px solid #ccc;
  border-radius: 8px;
  padding: 8px;
  width: 100%;
  max-width: 520px;
  cursor: pointer;
  transition: all 0.15s ease;
}

input[type="file"]:hover {
  background-color: #f2f2f2;
  border-color: #aaa;
}

input[type="file"]:valid {
  border-color: #198754;
  background-color: #f6fffa;
}

/* input för mordernare browsers */
input[type="file"]::file-selector-button {
    background: #222;
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 8px 14px;
    margin-right: 10px;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.15s ease, transform 0.1s ease;
}

input[type="file"]::file-selector-button:hover {
  background: #4CAF50;
  transform: translateY(-1px);
}

input[type="file"]::file-selector-button:active {
  transform: translateY(0);
}

/* Firefox fallback (använder ::-webkit-file-upload-button annars) */
input[type="file"]::-webkit-file-upload-button {
  background: #4CAF50;
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 8px 14px;
  margin-right: 10px;
  cursor: pointer;
  font-weight: 600;
}

.button-group {
    margin-top: 20px;
    display: flex;
    gap: 10px;
}

.button-group button {
    flex-grow: 1;
    padding: 12px;
    border: none;
    border-radius: 5px;
    color: white;
    font-size: 16px;
    cursor: pointer;
}

.button-update { background-color: #4CAF50; }
.button-update:hover { background-color: #45a049; }
.button-delete { background-color: #f44336; }
.button-delete:hover { background-color: #da190b; }
.button-reset { background-color: #bfb600}
.button-reset { background-color: #989101}