@import url("https://fonts.googleapis.com/css2?family=Open+Sans:wght@300;400;600;700&display=swap");

:root {
  --white: #fff;
  --light-blue: #87a7bd;
  --darker-light-blue: #5c7586;
  --pale-red: rgb(241, 163, 163);
  --pale-green: rgb(185, 229, 153);
  --grey: #eee;
  --dark-grey: #43484d;
}

body {
  font-family: "Open Sans", sans-serif;
}

.container {
  text-align: center;
  border-radius: 5px;
  margin: 0 auto;
  margin-top: 10em;
  max-width: 400px;
  height: 250px;
  padding: 20px 20px;
  background-color: var(--light-blue);
  box-shadow: 2px 2px 5px var(--darker-light-blue);
}

.title {
  font-size: 30px;
  color: var(--grey);
}

.counter {
  font-size: 40px;
  font-weight: 200;
  color: var(--dark-grey);
}

.buttons {
  margin-top: 2rem;
  display: flex;
  justify-content: center;
  gap: 1rem;
}

.buttons button {
  border-radius: 3px;
  width: 80px;
  height: 30px;
  border: none;
  cursor: pointer;
}

.buttons button:hover {
  opacity: 70%;
  transition: 0.3s;
}

.buttons button:active {
  opacity: 90%;
  transition: 0.3s;
}

.subtract {
  background-color: var(--pale-red);
}

.reset {
  background-color: var(--white);
}

.add {
  background-color: var(--pale-green);
}

.about-group {
  display: flex;
  justify-content: center;
  align-items: center;
}

.about a {
  color: var(--pale-green);
  text-decoration: underline;
  cursor: pointer;
  font-weight: 700;
}

.about a:hover {
  color: var(--darker-light-blue);
  transition: 0.3s;
}

.about-group img {
  width: 20px;
  opacity: 60%;
  margin-left: 10px;
}

.about-group img:hover {
  opacity: 30%;
  transition: 0.3s;
}