100-project-100-days-website/100_projects/14-get-battery-level-&-toggle-light-dark-mode/style.css

*{
  margin:0;
  padding:0;
  box-sizing: border-box;
}

section{
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}
section.dark{
  background: #161623;
}
section::before{
  content:'';
  position: absolute;
  width: 200px;
  height: 200px;
  background: linear-gradient(#f3f5f5, #9c27b0);
  border-radius: 50%;
  transform:translate(-100px, -120px)
}
section.dark::before{
  background: linear-gradient(#ffc107, #9c27b0);
}
section::after{
  content:'';
  position: absolute;
  width: 220px;
  height: 220px;
  background: linear-gradient(#ff2871,rgba(255,40, 113, .2));
  border-radius: 50%;
  transform:translate(80px, 170px)
}
section.dark::after{
  background: linear-gradient(#2196f3, #9c27b0);
}
.box{
  position: relative;
  width: 240px;
  height: 300px;
  background: rgba(255, 255, 255, .1);
  z-index: 1;
  box-shadow: 0 25px 45px rgba(0,0,0, .2);
  border: 1px solid rgba(255, 255, 255, .25);
  border-right: 1px solid rgba(255, 255, 255, .1);
  border-bottom: 1px solid rgba(255, 255, 255, .1);
  backdrop-filter: blur(25px);
  border-radius: 10px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.content{
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}
.box h3{
  color: #9c27b0;
  font-weight: 600;
  font-size: 1.2em;
  letter-spacing: 1px;
}
section.dark .box h3{
  color: #fff;
}
.batteryShape{
  position: relative;
  width: 140px;
  height: 65px;
  margin: 20px 0;
  border: 3px solid #333;
  border-radius: 10px;
}
section.dark .batteryShape{
  border: 3px solid #fff;
}
.batteryShape::before{
  content: '';
  position: absolute;
  top: 50%;
  right: -11px;
  transform: translateY(-50%);
  width: 7px;
  height: 16px;
  background: #333;
  border-top-right-radius: 4px;
  border-bottom-right-radius: 4px;
}
section.dark .batteryShape::before{
  background: #fff;
}
.batteryShape::after{
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 50%;
  background: rgba(255, 255, 255, .1);
}
.level{
  position: absolute;
  top: 4px;
  left: 4px;
  right: 4px;
  bottom: 4px;
  border-radius: 4px;
  overflow: hidden;
}
.percentage{
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 50%;
  border-radius: 4px;
  background: linear-gradient(90deg, #9c28af, #fd2c72);
}
section.dark .percentage{
  background: linear-gradient(90deg, #ffc107 , #2196f3);
}
.percent{
  color: #fe3171;
  font-size: 1.5em;
  font-weight: 600;
}
section.dark .percent{
  color: #FFF;
}
.toggle{
  position: absolute;
  top: 20px;
  right: 20px;
  background: #161623;
  width: 35px;
  height: 35px;
  cursor: pointer;
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
}
.dark .toggle{
  background: #fff;
}
.toggle::before{
  content: '\f186';
  font-family: fontAwesome;
  color: #fff;
}
.dark .toggle::before{
  content: '\f185';
  color: #161623;
}