:root {
    --light-grey: #f5f6f7;
    --dark-grey: #0a0a23;
    --yellow: #f1be32;
    --golden-yellow: #feac32;
  }
  
  *,
  *::before,
  *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  main {
    display: flex;
    justify-content: center;
  }
  
  body {
    background-color: var(--dark-grey);
  }
  
  .hidden {
    display: none;
  }
  
  section {
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  
  select,
  input,
  label {
    margin-left: 10px;
  }
  
  div {
    padding: 30px;
    display: flex;
    justify-content: center;
  }
  
  .close-form-button {
    background: none;
    border: none;
    cursor: pointer;
  }
  
  h1, h2 {
    margin-top: 20px;
    text-align: center;
  }
  
  #category-list {
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    background-color: var(--light-grey);
    align-self: center;
    width: 80%;
    margin-top: 15px;
    border-radius: 10px;
  }
  
  #category-list,
  h1,
  h2,
  label {
    color: var(--light-grey);
  }
  
  #category-list p {
    color: var(--dark-grey);
  }
  
  button {
    cursor: pointer;
    padding: 5px;
    width: 100px;
    margin: 10px;
    color: var(--dark-grey);
    background-color: var(--golden-yellow);
    background-image: linear-gradient(#fecc4c, #ffac33);
    border-color: var(--golden-yellow);
    border-width: 3px;
  }
  
  button:hover {
    background-image: linear-gradient(#ffcc4c, #f89808);
  }
  
  section {
    margin-top: 60px;
    border: 2px solid var(--golden-yellow);
    width: fit-content;
    border-radius: 10px;
  }