style.css

@import url('https://fonts.googleapis.com/css?family=M+PLUS+Rounded+1c&display=swap');

* {
  font-family: 'M PLUS Rounded 1c', sans-serif;
  font-weight: 700;
  font-size: 1.2rem;
  color: #40484a;
}

body {
  background-color:#EDEFF0;
}

#root {
  background-color:#fff!important;
  width: fit-content;
  margin: 2rem auto;
  border-radius: 4px;
  padding: 1rem;
  border-style: none none solid none;
  border-width: 2px;
  border-color: #dfe1e2;
}

#root a {
  display: block;
  padding: 1rem; 
  border-bottom: 1px solid rgb(237, 237, 237);
}

.button {
  background-color: #55ADD1;
  border-color: rgb(73, 155, 187);
  text-align: center;
  text-decoration: none;
  display: inline-block;
  margin: 0;
  padding: .75rem 1rem;
  color: #fff;
}

.button:hover {
  cursor: pointer;
  background-color: rgb(49, 102, 122);
}

input {
  outline: none;
  border-radius: 4px;
  box-shadow: none;
  box-sizing: border-box;
  transition: color 0.3s ease, background-color 0.3s ease, border-color 0.3s ease, width 0.3s ease, opacity 0.3s ease;
}

input[type=text] {
  background-color: #f9fafa;
  border: 2px solid #d4d9dd;
  border-color: #d4d9dd;
  margin: 0;
  padding: .75rem 1rem;
  color: #40484a;
}