* {
  box-sizing: border-box;
  font-family: "Roboto", sans-serif;
  color: #1d1d1d;
}
::-webkit-scrollbar {
  width: 5px;
  height: 5px;
}
::-webkit-scrollbar-track {background-color: #ffffff;}
::-webkit-scrollbar-thumb {background-color: #006bff;}
html, body {
  margin: 0;
  padding: 0;
  height: 100%;
}
a {
  color: #006bff;
  text-decoration: none;
}
a:hover {text-decoration: underline;}
body > div {
  min-height: 100%;
  background-color: #e0e0e0;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
header {background-color: #1d1d1d;}
header > h1 {
  color: #006bff;
  font-weight: bold;
  text-align: center;
}
main {
  display: flex;
  flex-direction: column;
  justify-content: start;
  align-items: start;
  padding: 20px;
}
main > textarea {
  height: 250px;
  width: 100%;
  box-shadow: inset 5px 5px 10px #b3b3b3, inset -5px -5px 10px #ffffff;
  border: none;
  outline: none;
  resize: none;
  border-radius: 25px;
  background-color: #e0e0e0;
  padding: 20px;
  caret-color: #006bff;
  font-size: 16px;
}
main > textarea::-webkit-scrollbar {width: 0;}
main > h2 {
  color: #006bff;
  font-weight: bold;
  margin: 30px 10px 10px 10px;
}
.display-none {display: none;}
main > div {
  display: flex;
  flex-wrap: wrap;
  justify-content: start;
  align-items: center;
}
main > div > div {
  box-shadow: 5px 5px 10px #b3b3b3, -5px -5px 10px #ffffff;
  padding: 20px;
  border-radius: 25px;
  margin: 10px;
}
main > div > div > span {font-weight: bold;}
main > div > div > span:nth-child(2) {
  box-shadow: inset 5px 5px 10px #b3b3b3, inset -5px -5px 10px #ffffff;
  padding: 10px 20px;
  border-radius: 15px;
  margin-left: 10px;
}
footer {
  background-color: #1d1d1d;
  color: #ffffff;
  text-align: center;
  padding: 10px;
}
footer > span {color: #ffffff;}