@supports (-webkit-backdrop-filter: none) or (backdrop-filter: none) {
    #main-content {
    height: 100vh;
    width: 65%;
    margin: auto;
    color: black;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: center;
    backdrop-filter: blur(60px) brightness(80%) saturate(140%);
    -webkit-backdrop-filter: blur(60px) brightness(80%) saturate(140%);
    background: rgba(20, 20, 40, 0.67);
    box-shadow:
    inset 0 0px 16px rgba(255, 255, 255, 0.4),
    0 4px 16px rgba(0, 0, 0, 0.4);
    }
  }

  @supports not ((-webkit-backdrop-filter: none) or (backdrop-filter: none)) {
    #main-content {
      background-color: rgba(0, 0, 0, .50);
    }
  }

body {
  margin: 0;
  font-family: 'IBM Plex Sans', sans-serif;
  padding: 0;
  background: url('../img/bg.jpg') center/cover no-repeat;
  background-blend-mode: overlay;
  text-shadow:
    0 1px 2px rgba(255, 255, 255, 0.8),
    0 -1px 2px rgba(0, 0, 0, 0.2);
}

a {
    text-decoration:none;
    color:#ffffff;
}

.btn {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  width: 12em;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 1.5em;
  font-size: 2em;
  margin: 0.5em auto;
  padding: 0.4em 0.6em;
  color: white;
  backdrop-filter: blur(10px) saturate(150%);
  -webkit-backdrop-filter: blur(10px) saturate(150%);
  box-shadow:
    inset 0 6px 8px rgba(255, 255, 255, 0.4),
    0 5px 10px rgba(0, 0, 0, 0.4);
  transition: transform 0.15s ease, box-shadow 0.3s ease;
  transform-style: preserve-3d;
  overflow: hidden;
  cursor: pointer;
}

.btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(
    circle at var(--x, 50%) var(--y, 50%),
    rgba(255, 255, 255, 0.4),
    rgba(255, 255, 255, 0) 25%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
  mix-blend-mode: screen;
}

.btn:hover::before {
  opacity: 1;
}

.btn:hover {
  transform: perspective(400px)
             rotateX(var(--rx, 0deg))
             rotateY(var(--ry, 0deg))
             scale(1.1);
  box-shadow:
    inset 0 2px 12px rgba(255, 255, 255, 0.6),
    0 12px 24px rgba(170, 51, 194, 0.6);
}

.btn::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 50%;
  background: linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.4),
    rgba(255, 255, 255, 0.03)
  );
  border-top-left-radius: 1.5em;
  border-top-right-radius: 1.5em;
  mix-blend-mode: screen;
  opacity: 0.7;
}

#main-content {
    height:100%;
    width:65%;
    color:#ffffff;
    margin:auto;
    padding:1em;
    text-align:center;
}
#head {
    font-size:5em;
    font-weight:800;
}
#about {
    font-size:1.5em;
    width:75%;
    margin:auto;
    padding:.5em;   
    text-align:center;
}
#emph {
    font-size:1.5em;
    padding:.25em;  
}

@media only screen and (max-width: 640px) {
    #main-content {
        width:90%;
        text-align:center;
		margin:auto;
		
    }
    .btn {
        width:90%;
    }
	#head {
    	font-size:3.5em;
    	font-weight:800;
	}
}

@media only screen and (max-width: 1024px) {
    #main-content {
        width:75%;
        margin:0;
        padding:1em;
        text-align:center;
		margin:auto;
    }
    .btn {
        width:90%;
    }
	#head {
    	font-size:3.5em;
    	font-weight:800;
	}
}