style.css

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400&display=swap');
.sub_container {
  background-color: #E6EBEE;
  border-radius: 10px;
  padding: 10px;
  width: 350px;
  margin: 10px auto;
}

.card {
  background-color: #393B45;
  height: auto;
  max-width: 350px;
  /* height: 100vh; */
  margin: 1vh auto;
  border-radius: 8px;
  padding-bottom: 1px;
  padding: 10px;
  box-shadow: 2px 2px 5px #4069E2;
}

.heading h1 {
  color: white;
  text-align: center;
  width: 100%;
  background-color: #E6EBEE;
  border-radius: 15px 25px 0 0;
  color: #393B45;
  padding: 10px;
  font-weight: 700;
  margin: 0;
  margin-top: 10px;
  font-size: 25px;
  text-transform: uppercase;
  letter-spacing: 3px;
}

.joke {
  color: white;
  text-align: center;
  width: 100%;
  max-height: 350px;
  background-color: #5e6a72a9;
  border-radius: 5px 5px 15px 15px;
  font-family: 'Montserrat', sans-serif;
  /* color: #393B45; */
  font-weight: 700;
  margin: 0;
  font-size: 20px;
  /* text-transform: uppercase; */
  /* letter-spacing: 1px; */
  
  text-align: left;
  padding: 10px;
  overflow: auto;
}

.joke::-webkit-scrollbar {
  width: 10px;
  /* width of the entire scrollbar */
}

.joke::-webkit-scrollbar-track {
  background: #5e6a7286;
}

.joke::-webkit-scrollbar-thumb {
  background-color: rgba(223, 223, 230, 0.671);
  border-radius: 10px;
}

.get_joke_block {
  text-align: center;
  margin: 5px;
}
.loading{
  width: 2rem;
  height: 2rem;
  border: 5px solid #cccdd3;
  border-top: 6px solid rgb(255, 2, 57);
  border-radius: 100%;
  margin: auto;
  visibility: hidden;
  display: none;
  animation: spin 1s infinite linear;
}
@keyframes spin {
  0%{
      transform: rotate(0deg);

  }
  100%{
      transform:rotate(360deg);
  }
}