@font-face {
    font-family: "Digital";
    src: url("fonts/DS-DIGIB.TTF"); /* Replace "digital-font.ttf" with the path to your digital font file */
}

body {
  background-color: #000;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
  color: white;
}

.btn {
  width: 250px;
  height: 100px;
  border-radius: 10px;
  background-color: transparent;
  color: #fff;
  position: relative;
  overflow: hidden;
  font-size: 35px;
  font-family: Digital;
  font-weight: bold;
  border: 2px solid #646fd4;
  letter-spacing: 5px;
}

.btn1:before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 0%;
  height: 100%;
  background-color: #646fd4;
  transition: all 0.5s;
  z-index: -1;
}

.btn1:hover:before {
  width: 100%;
}