<div class="container">
  <h1>CSS buttons example</h1>
  <div class="button button-1">Neon</div>
  <div class="button button-2">Angle bg</div>
  <div class="button button-3">Shadow</div>
  <div class="button button-4">Pulse</div>
  <div class="button button-5">Gradient</div>
</div>

@import: url(https://fonts.googleapis.com/css?family=Roboto+Condensed);
body {
  font-family: 'Roboto Condensed', sans-serif;
  height: 100%;
  background-color: black;
  color: #fff;
  text-transform: uppercase;
}
.container {
  text-align: center;
}
h1 {
  margin-left: 30px;
  margin-bottom: 50px;
}
.button {
  width: 170px;
  padding-top: 30px;
  padding-bottom: 30px;
  text-align: center;
  color: #000;
  text-transform: uppercase;
  font-weight: 600;
  margin-left: 30px;
  margin-bottom: 30px;
  cursor: pointer;
  display: inline-block;
}

.button-1 {
  background-color: transparent;
  border: 3px solid #00d7c3;
  border-radius: 50px;
  -webkit-transition: all .15s ease-in-out;
  transition: all .15s ease-in-out;
  color: #00d7c3;
}
.button-1:hover {
  box-shadow: 0 0 10px 0 #00d7c3 inset, 0 0 20px 2px #00d7c3;
  border: 3px solid #00d7c3;
}

.button-2 {
  color: #fff;
  border: 3px solid #c266d3;
  background-image: -webkit-linear-gradient(30deg, #c266d3 50%, transparent 50%);
  background-image: linear-gradient(30deg, #c266d3 50%, transparent 50%);
  background-size: 500px;
  background-repeat: no-repeat;
  background-position: 0%;
  -webkit-transition: background 300ms ease-in-out;
  transition: background 300ms ease-in-out;
}
.button-2:hover {
  background-position: 100%;
  color: #c266d3;
}

.button-3 {
  border: 2px solid #3c73ff;
  background-color: #3c73ff;
  border-radius: 20px;
  color: #fff;
  transition: .3s;
}
.button-3:hover {
  box-shadow: 8px 8px #99bdff;
  transition: .3s;
}

.button-4 {
  background-color: transparent;
  border: 3px solid #ff0251;
  color: #ff0251;
  transition: .3s;
}
.button-4:hover {
  animation: pulse 1s infinite;
  transition: .3s;
}
@keyframes pulse {
  0% {
    transform: scale(1);
  }
  70% {
    transform: scale(.9);
  }
    100% {
    transform: scale(1);
  }
}

.button-5 {
  width: 200px;
  border-radius: 5px;
  background-color: #F4F200;
  background-image: #F4F200;
  background-image: -moz-linear-gradient(top, #fff 0%, #F4F200 100%); 
  background-image: -webkit-linear-gradient(top, #fff 0%,#F4F200 100%); 
  background-image: linear-gradient(to bottom, #fff 0%,#F4F200 100%); 
  background-size: 300px;
  background-repeat: no-repeat;
  background-position: 0%;
  -webkit-transition: background 300ms ease-in-out;
  transition: background 300ms ease-in-out;
}
.button-5:hover {
  background-position: -200%;
  transition: background 300ms ease-in-out;
}