:root {
  --myshadow: rgba(0, 0, 0, 0.1) 0px 1px 3px 0px,
    rgba(0, 0, 0, 0.06) 0px 1px 2px 0px;
}
* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}
body {
  font-family: "Poppins", sans-serif;
}
.container {
  max-width: 1500px;
  min-height: 100dvh;
  padding: 20px;
  display: flex;
  margin: auto;
  gap: 10px;
}
.leftbar {
  box-shadow: var(--myshadow);
  padding: 20px;
  display: flex;
  flex-direction: column;
  border-radius: 10px;
}
.time-data {
  box-shadow: var(--myshadow);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
  border-radius: 10px;
  padding: 10px;
}
.stopwatch-container {
  width: 100%;
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: flex-end;
  gap: 10px;
}
.digit {
  font-size: 100px;
  min-width: 200px;
  box-shadow: rgba(0, 0, 0, 0.1) 0px 1px 2px 0px;
  border-radius: 10px;
}
.txt {
  font-size: 20px;
  font-weight: 500;
  color: #24292e;
  min-width: 100px;
}
.btn {
  margin-top: 10px;
  display: inline-block;
  outline: 0;
  cursor: pointer;
  padding: 5px 16px;
  font-size: 14px;
  font-weight: 500;
  line-height: 20px;
  vertical-align: middle;
  border: 1px solid;
  border-radius: 6px;
  color: #24292e;
  background-color: #fafbfc;
  border-color: #1b1f2326;
  box-shadow: rgba(27, 31, 35, 0.04) 0px 1px 0px 0px,
    rgba(255, 255, 255, 0.25) 0px 1px 0px 0px inset;
  transition: 0.2s cubic-bezier(0.3, 0, 0.5, 1);
  transition-property: color, background-color, border-color;
}
.btn:hover {
  background-color: #f3f4f6;
  border-color: #1b1f2326;
  transition-duration: 0.1s;
}
.footer {
  margin-top: auto;
  text-align: center;
  padding: 10px;
  font-size: 14px;
  color: #24292e;
}