body {
  height: 100vh;
  width: 100vw;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 20px;
  text-align: center;
  align-items: center;
  justify-content: center;
  display: flex;
  flex-direction: column;
  background-image: url("images/background.webp");
  background-repeat: no-repeat;
  background-size: cover;
  margin: 0px !important;
}
html {
  height: 100vh;
  width: 100vw;
}

img {
  width: 200px;
  border: 2px solid black;
}

button {
  background-color: #6fc071;
  color: black;
  border: none;
  padding: 15px 32px;
  text-align: center;
  text-decoration: none;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  display: block;
  width: 80%;
  margin: 0 auto;
  margin-top: 3px;
}

.correct {
  border: 2px solid green;
  border-radius: 30%;
}

.wrong {
  border: 2px solid red;
  border-radius: 30%;
}

.correct {
  background-color: green;
}

.incorrect {
  background-color: red;
}

tr,
td {
  font-size: 13px;
}
table {
  border-collapse: collapse;
  width: 100%;
}

th,
td {
  text-align: left;
  padding: 8px;
}

tr:nth-child(even) {
  background-color: #f2f2f2;
}

tr:nth-child(odd) {
  background-color: #9b6e6e;
}

th {
  background-color: #4caf50;
  color: white;
  font-weight: 800;
}