body {
  background-image: url('backgroun.jpeg');
  background-size: cover;
}

h2 {
  position: absolute;
  top: 15px;
  left: 0px;
  right: 0px;
  display: flex;
  justify-content: center;
  font-size: 45px;
  background-color: rgb(0, 100, 255);
  border: 5px solid black;
  border-radius: 30px;
}
#BTNupdate {
  position: absolute;
  top: 145px;
  left: 100px;
  right: 100px;
  display: flex;
  justify-content: center;
  font-size: 25px;
  background-color: rgb(0, 0, 255);
  border: 5px black solid;
  border-radius: 30px;
  cursor: pointer;
}
#BTNreset{
  font-size: 25px;
  background-color: rgb(0, 0, 175);
  border: 5px black solid;
  border-radius: 30px;
  cursor: pointer;
  width: 150px;
}

#BTNnotes {
  bottom: 5px;
  font-size: 25px;
  background-color: rgb(0, 0, 175);
  border: 5px black solid;
  border-radius: 30px;
  cursor: pointer;
  width: 150px;
}
#logo {
  width: 100px !important;
  max-width: 100px !important;
  height: auto !important;
  position: fixed;
  bottom: 0px;
}