@import url(https://fonts.googleapis.com/css?family=Roboto:400,100,900);
* {
  box-sizing: inherit;
  transition-property: all;
  transition-duration: 0.6s;
  transition-timing-function: ease;
}

html,
body {
  box-sizing: border-box;
  height: 100%;
  width: 100%;
}

body {
  background: #000000;
  font-family: "Roboto", sans-serif;
  font-weight: 400;
}

.buttons {
  display: flex;
  flex-direction: column;
  height: 100%;
  justify-content: center;
  text-align: center;
  width: 100%;
}

.container {
  align-items: center;
    display: flex;
    justify-content: center;
    padding: 1em;
    text-align: center;
    align-content: space-around;
    flex-wrap: wrap;
}
@media (min-width: 600px) {
  .container {
    flex-direction: row;
  }
}

h1 {
  color: #fff;
  font-size: 1.25em;
  font-weight: 900;
  margin: 0 0 2em;
}
@media (min-width: 450px) {
  h1 {
    font-size: 1.75em;
  }
}
@media (min-width: 760px) {
  h1 {
    font-size: 3.25em;
  }
}
@media (min-width: 900px) {
  h1 {
    font-size: 5.25em;
    margin: 0 0 1em;
  }
}

p {
  color: #fff;
  font-size: 12px;
}
@media (min-width: 600px) {
  p {
    left: 50%;
    position: absolute;
    transform: translate(-50%, 0);
    top: 90%;
  }
}
@media (max-height: 500px) {
  p {
    left: 0;
    position: relative;
    top: 0;
    transform: translate(0, 0);
  }
}

.btn {
  color: #fff;
  cursor: pointer;
  font-size: 16px;
  font-weight: 400;
  line-height: 45px;
  margin: 0 0 2em;
  max-width: 160px;
  position: relative;
  text-decoration: none;
  text-transform: uppercase;
  width: 100%;
}
@media (min-width: 600px) {
  .btn {
    margin: 0 1em 2em;
  }
}
.btn:hover {
  text-decoration: none;
}

.btn-4 {
  border: 1px solid;
  overflow: hidden;
  position: relative;
}
.btn-4 span {
  z-index: 20;
}
.btn-4:after {
  background: #fff;
  content: "";
  height: 155px;
  left: -75px;
  opacity: 0.2;
  position: absolute;
  top: -50px;
  transform: rotate(35deg);
  transition: all 550ms cubic-bezier(0.19, 1, 0.22, 1);
  width: 50px;
  z-index: -10;
}

.btn-4:hover:after {
  left: 120%;
  transition: all 1s cubic-bezier(0.19, 1, 0.22, 1);
}

.btn-5 {
  border: 0 solid;
  box-shadow: inset 0 0 20px rgba(255, 255, 255, 0);
  outline: 1px solid;
  outline-color: rgba(255, 255, 255, 0.5);
  outline-offset: 0px;
  text-shadow: none;
  transition: all 1250ms cubic-bezier(0.19, 1, 0.22, 1);
}

.btn-5:hover {
  border: 1px solid;
  box-shadow: inset 0 0 20px rgba(255, 255, 255, 0.5), 0 0 20px rgba(255, 255, 255, 0.2);
  outline-color: rgba(255, 255, 255, 0);
  outline-offset: 15px;
  text-shadow: 1px 1px 2px #427388;
}