style.css

*,
::after,
::before {
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
}

.sec-4 {
  height: 100%;
  background: #212529;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  padding: 100px;
}

.Clock {
  width: 300px;
  height: 300px;
  background-color: black;
  border-radius: 50%;
  padding: ;
  border: 2px solid rgb(255, 136, 0);
  position: relative;
}

.Clock .number {
  position: absolute;
  width: 100%;
  height: 100%;
  text-align: center;
  font-size: 1.5rem;
  color: white;
}

.number1 {
  transform: rotate(30deg);
}
.number2 {
  transform: rotate(60deg);
}
.number3 {
  transform: rotate(90deg);
  color: rgb(255, 136, 0) !important;
}
.number4 {
  transform: rotate(120deg);
}
.number5 {
  transform: rotate(150deg);
}
.number6 {
  transform: rotate(180deg);
  color: rgb(255, 136, 0) !important;
}
.number7 {
  transform: rotate(210deg);
}
.number8 {
  transform: rotate(240deg);
}
.number9 {
  transform: rotate(270deg);
  color: rgb(255, 136, 0) !important;
}
.number10 {
  transform: rotate(300deg);
}
.number11 {
  transform: rotate(330deg);
}
.number12 {
  transform: rotate(360deg);
  color: rgb(255, 136, 0) !important;
}

.Clock::after {
  content: "";
  position: absolute;
  background-color: white;
  z-index: 1;
  width: 18px;
  height: 18px;
  top: 50%;
  left: 52%;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}
.Clock .hand {
  --rotation: 0;
  position: absolute;
  bottom: 50%;
  left: 50%;
  width: 10px;
  height: 40%;
  border: 1px solid white;
  background-color: black;
  transform-origin: bottom;
  transform: translateX(-50%) rotate(calc(var(--rotation) * 1deg));
}

.Clock > .second {
  --rotation: 0;
  width: 2px;
  height: 35%;
  background-color: rgb(255, 136, 0) !important;
  border: none;
  transform: rotate(calc(var(--rotation) * 1deg));
}

.Clock > .hour {
  --rotation: 0;
  height: 30%;
  border-top-right-radius: 10em;
  border-top-left-radius: 10em;
  transform: rotate(calc(var(--rotation) * 1deg));
}
.Clock > .minute {
  --rotation: 0;
  width: 7px;
  border-top-right-radius: 10em;
  border-top-left-radius: 10em;
  transform: rotate(calc(var(--rotation) * 1deg));
}