body {
    background: #c1bdba;
    font-family: "Ubuntu", helvetica;
  }
  
  a {
    text-decoration: none;
    color: #1ab188;
    transition: 0.5s ease;
  }
  a:hover {
    color: #159c7a;
  }
  
  .contenedor-formularios {
    background: rgba(19, 35, 47, 0.9);
    padding: 40px;
    max-width: 600px;
    margin: 40px auto;
    border-radius: 4px;
    box-shadow: 0 4px 10px 4px rgba(19, 35, 47, 0.3);
  }
  
  h2 {
    text-align: center;
    color: #fff;
    font-weight: 300;
    margin-bottom: 40px;
  }
  
  label {
    position: static;
    font-size: 18px;
    color: #fff;
    margin-bottom: 5px;
    display: block;
  }
  
  
  input {
    font-size: 22px;
    display: block;
    width: 100%;
    padding: 5px 10px;
    background: none;
    border: 1px solid #a0b3b0;
    color: #fff;
    border-radius: 5px;
    transition: all 0.5s ease;
  }
  input:focus {
    outline: none;
    border-color: #1ab188;
  }
  
  .contenedor-input {
    position: relative;
    margin-bottom: 40px;
  }
  
  .button {
    display: block;
    width: 200px;
    margin: 0 auto; /* <-- centra horizontalmente */
    padding: 10px 0;
    font-size: 16px;
    background: #1ab188;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    text-align: center;
    transition: all 0.3s ease;
  }
  
  
  .button:hover,
  .button:focus {
    background: #159c7a;
  }
  
  .button-block {
    display: block;
    width: 100%;
  }
  
  .error {
    text-align: center;
    color: red;
  }