body {
  background: #7BCECC;
}
.box {
  position: relative;
  margin: auto;
  width: 460px;
  height: 640px;
  background: #7BCECC;
  z-index: 2;
}
.device {
  position: absolute;
  height: 98%;
  width: 75%;
  background: #5C5C5C;
  background: linear-gradient(to right, #171717, #8B8B8B 40%, #171717 110%);
  top: 1%;
  left: 10%;
  border-radius: 50px;
  border: 3px solid black;
}
#camera {
  position: absolute;
  height: 13px;
  width: 13px;
  top: 5%;
  left: 20%;
  background: #8B8B8B;
  border-radius: 50%;
}
#innerDot {
  position: absolute;
  height: 50%;
  width: 50%;
  top: 25%;
  left: 25%;
  background: black;
  border-radius: 50%;
}
#speaker {
  position: absolute;
  height: 10px;
  width: 25%;
  top: 5%;
  left: 37%;
  background: red;
  border-radius: 5px;
  background: linear-gradient(#8B8B8B, #000);
}
.screen {
  position: absolute;
  height: 81%;
  width: 90%;
  background: #333343;
  top: 10%;
  left: 5%;
}
.btn_box {
  position: absolute;
  top: 25%;
  left: 1%;
  width: 98%;
  height: 75%;
}
button {
  height: 19%;
  width: 24%;
  border-radius: 15px;
  margin-bottom: 1%;
  border-style: none;
  outline: none;
  font-family: 'Maven Pro', sans-serif;
  font-size: 30px;
  font-weight: 500;
}
button#clear, #b0 {
  width: 49%;
}
button:active {
  background: #7BCECC;
}
#display {
  position: absolute;
  top: 5%;
  left: 1%;
  width: 97%;
  height: 13%;
  outline: none;
  border: none;
  background: #333343;
}
input {
  color:  white;
}
#gith {
  position: absolute;
  left: 45%;
  top: 93%;
}
.powerBtn {
  position: absolute;
  height: 6%;
  width: 1.4%;
  top: 13%;
  left: 85.6%;
  background: black;
  border-radius: 4px;
}
.volumeBtn {
  position: absolute;
  height: 16%;
  width: 1.4%;
  top: 23%;
  left: 85.6%;
  background: black;
  border-radius: 4px;
}
.orange {
  background: #E7B000;
  color: white;
}
.greyBtn {
  background: #6B6B6B;
  color: white;
}
.lightGrey {
  background: #AAAAAA;
}
#battery {
  position: absolute;
  top: 1%;
  left: 69%;
}
.topMenu {
  font-family: sans-serif;
  font-size: 13px;
}