@import url("https://fonts.googleapis.com/css?family=Montserrat:400,600&display=swap");

:root {
  --border-color: #144fc6;
  --fill-color: #6ab3f8;
}

* {
  box-sizing: border-box;
}

body {
  background-color: #3494e4;
  color: #fff;
  font-family: "Montserrat", sans-serif;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  margin-bottom: 40px;
}

.cup {
  background-color: #fff;
  height: 300px;
  width: 150px;
  margin: 20px;
  border-radius: 0 0 30px 30px;
  border: 4px solid var(--border-color);
  font-weight: bold;
  overflow: hidden;
  transition: 0.3s ease-in;
  position: relative;
}

.cup.cup-small {
  height: 95px;
  width: 45px;
  background-color: rgba(255, 255, 255, 0.9);
  border-radius: 0 0 12px 12px;
  font-size: 10px;
  color: black;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 5px;
  border-width: 2px;
  cursor: pointer;
}

.cup.cup-small.fill {
  background-color: var(--fill-color);
  color: #fff;
}

.cups {
  display: flex;
  flex-wrap: wrap;
  width: 250px;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.remained {
  color: #000;
  display: flex;
  flex-direction: column;
  height: 300px;
  align-items: center;
  justify-content: center;
  text-align: center;
  transition: 0.3s ease;
}

.percentage {
  background-color: var(--fill-color);
  display: flex;
  color: var(--border-color);
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 30px;
  height: 0;
  transition: 0.3s ease;
}