html,
body {
  height: 100%;
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
}

* {
  box-sizing: border-box;
}

.container {
  max-width: 768px;
  width: 100%;
  margin: 0 auto;
  padding: 15px;
}

.card {
  border-radius: 4px;
  overflow: hidden;
}

.card-header {
  background-color: black;
  text-align: center;
  color: white;
  padding: 5px;
}

.card-header h2 {
  font-weight: 500;
}

.card-body {
  padding: 15px;
  font-size: 18px;
  border: 1px solid #e0e0e0;
}

.check {
  color: #424242;
  background-color: #f5f5f5;
  padding: 15px;
  margin: 4px 0px;
  display: flex;
  align-items: center;
}

.check > span {
  vertical-align: middle;
}

.message {
  display: none;
}

.result {
  display: none;
  font-size: 28px;
  font-weight: 600;
  margin-top: 30px;
  margin-bottom: 0px;
}

.result.pass {
  color: #30c766;
}

.result.fail {
  color: red;
  margin-bottom: 5px;
}

.loader {
  width: 22px;
  height: 22px;
  scale: 1.3;
  border: 3px solid #616161;
  border-bottom-color: transparent;
  border-radius: 50%;
  box-sizing: border-box;
  animation: rotation 1s linear infinite;
  margin-right: 15px;
}

@keyframes rotation {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

.icon {
  box-sizing: border-box;
  position: relative;
  transform: scale(var(--ggs, 1.5));
  width: 22px;
  height: 22px;
  vertical-align: middle;
  border: 2px solid transparent;
  border-radius: 100px;
  margin-right: 15px;
}

.icon-check {
  background-color: #30c766;
}
.icon-check::after {
  content: "";
  display: block;
  box-sizing: border-box;
  position: absolute;
  left: 3px;
  top: -1px;
  width: 6px;
  height: 10px;
  border-color: #fff;
  border-width: 0 2px 2px 0;
  border-style: solid;
  transform-origin: bottom left;
  transform: rotate(45deg);
}

.icon-cross {
  background-color: red;
}
.icon-cross::after,
.icon-cross::before {
  content: "";
  display: block;
  box-sizing: border-box;
  position: absolute;
  width: 12px;
  height: 2px;
  background: #fff;
  transform: rotate(45deg);
  border-radius: 5px;
  top: 8px;
  left: 3px;
}
.icon-cross::after {
  transform: rotate(-45deg);
}

.icon-dot {
  display: inline-block;
  background-color: #d5d3d3;
}

.alert {
  background-color: #fff59d;
  color: #424242;
  padding: 15px;
  border-radius: 4px;
  margin-top: 15px;
}

strong {
  font-weight: 600;
}

code {
  font-size: 16px;
  line-height: 1.8;
  display: block;
  padding: 5px 15px;
  background-color: #f5f5f5;
}

.browser-grid {
  display: flex;
  flex-wrap: wrap;
}

.browser {
  flex: 1;
  text-align: center;
  background-color: #f5f5f5;
  padding: 15px;
  margin: 5px;
  border: 1px solid transparent;
}

.browser.chrome {
  background-color: hsl(45, 100%, 80%);
}

.browser.firefox {
  background-color: hsl(14, 100%, 80%);
}

.browser.edge {
  background-color: #b2dfdb;
}

.browser.safari {
  background-color: hsl(207, 90%, 80%);
}