* {
  box-sizing: border-box;
}

body {
  color: white;
  font-size: 1.5em;
  background-color: rgb(241, 239, 238);
}

main {
  background-color: #3a4553;
  width: 90%;
  margin: 0 auto;
  padding: 10px;
  border-radius: 5px;
}
header {
  text-align: center;
}

#txt_input {
  background-color: #e4e68c;
  height: 2rem;
  /* padding:5px; */
  font-family: "Courier New", Courier, monospace;
}

#button {
  background-color: #77c4d3;
  color: white;
  height: 2rem;
  font-size: 1.2rem;
  border: none;
}
#resetlist {
  background-color: #d377a5;
  color: white;
  height: 2rem;
  font-size: 1.2rem;
  border: none;
}

li{
    list-style-type:circle;
 
}


@media screen and (min-width: 500px) {
  main {
    width: 50%;
  }

}