main.scss

@import "https://fonts.googleapis.com/css?family=Roboto:400,100,100italic,300,300italic,400italic,500,500italic,700,700italic,900,900italic&subset=latin,cyrillic";

body {
  transition: filter 300ms ease-in-out;
}

.flex-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.single-chart {
  width: 33%;
  justify-content: space-around;
}

.circular-chart {
  display: block;
  margin: 10px auto;
  max-width: 80%;
  max-height: 250px;
}

.circle-bg {
  fill: none;
  stroke: #eee;
  stroke-width: 3.8;
}

.circle {
  fill: none;
  stroke-width: 2.8;
  stroke-linecap: round;
  animation: progress 1s ease-out forwards;
  transition: all 50ms ease-in-out;
  display: none;
}

@keyframes progress {
  0% {
    stroke-dasharray: 0 100;
  }
}

.circular-chart.blue .circle {
  stroke: #5677fc;
}

.percentage {
  fill: #666;
  font-family: "Roboto", "Helvetica Neue, Helvetica, Arial", sans-serif;
  font-size: 0.5em;
  text-anchor: middle;
}

.btn {
  min-width: 88px;
  padding: 10px 14px;
  outline: 0;
  outline-offset: 0;
  border: 0;
  border-radius: 2px;
  background-color: #0d6efd;
  font-size: 14px;
  font-weight: 400;
  line-height: 1.1;
  text-transform: uppercase;
  letter-spacing: inherit;
  color: #fff;
  font-family: "Roboto", "Helvetica Neue, Helvetica, Arial", sans-serif;
  text-align: center;
  white-space: nowrap;
  vertical-align: middle;
  cursor: pointer;

  transition: all 0.15s ease-in-out;
  box-shadow: none;

  &:hover {
    box-shadow: none;
    background-color: #0b5ed7;
  }

  &:active,
  &.active,
  &:active:focus,
  &.active:focus {
    box-shadow: 0 0 0 0.25rem rgb(49 132 253 / 50%);
    background-color: #0a58ca;
  }

  &:focus {
    box-shadow: none;
    background-color: #0b5ed7;
  }
}

.alert {
  color: #084298;
  background-color: #cfe2ff;
  border-color: #b6d4fe;
  position: relative;
  padding: 1rem 1rem;
  margin: 1rem;
  border: 1px solid transparent;
  border-radius: 0.25rem;
  font-family: "Roboto", "Helvetica Neue, Helvetica, Arial", sans-serif;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5;
  display: none;
}