/* Box colors */
.bg-1 {
  background: #ECEFF1;
  color: #37474f;
}
.bg-2 {
  background: #7986cb;
  color: #ECEFF1;
}
.bg-3 {
  background: #37474f;
  color: #fff;
}

/* Common button styles */
.button {
  float: left;
  width: 250px;
  min-width: 150px;
  max-width: 250px;
  display: block;
  margin: 1em;
  padding: 1em 2em;
  border: none;
  background: none;
  color: inherit;
  vertical-align: middle;
  text-align: center;
  position: relative;
  z-index: 1;
  -webkit-backface-visibility: hidden;
  -moz-osx-font-smoothing: grayscale;
}
.button:focus {
  outline: none;
}
.button > span {
  vertical-align: middle;
}

/* Text color adjustments (we could stick to the "inherit" but that does not work well in Safari) */
.bg-1 .button {
  color: #37474f;
  border-color: #37474f;
}
.bg-2 .button {
  color: #ECEFF1;
  border-color: #ECEFF1;
}
.bg-3 .button {
  color: #fff;
  border-color: #fff;
}

/* Sizes */
.button--size-s {
  font-size: 14px;
}
.button--size-m {
  font-size: 16px;
}
.button--size-l {
  font-size: 18px;
}

/* Typography and Roundedness */
.button--text-upper {
  letter-spacing: 2px;
  text-transform: uppercase;
}
.button--text-thin {
  font-weight: 300;
}
.button--text-medium {
  font-weight: 500;
}
.button--text-thick {
  font-weight: 600;
}
.button--round-s {
  border-radius: 5px;
}
.button--round-m {
  border-radius: 15px;
}
.button--round-l {
  border-radius: 40px;
}

/* Borders */
.button--border-thin {
  border: 1px solid;
}
.button--border-medium {
  border: 2px solid;
}
.button--border-thick {
  border: 3px solid;
}



/* Moema */
.button--moema {
  padding: 1.5em 3em;
  border-radius: 50px;
  background: #7986cb;
  color: #fff;
  -webkit-transition: background-color 0.3s, color 0.3s;
  transition: background-color 0.3s, color 0.3s;
}
.button--moema.button--inverted {
  background: #ECEFF1;
  color: #37474f;
}
.button--moema::before {
  content: '';
  position: absolute;
  top: -20px;
  left: -20px;
  bottom: -20px;
  right: -20px;
  background: inherit;
  border-radius: 50px;
  z-index: -1;
  opacity: 0.4;
  -webkit-transform: scale3d(0.8, 0.5, 1);
  transform: scale3d(0.8, 0.5, 1);
}
.button--moema:hover {
  cursor: pointer;
  text-decoration: none;
  -webkit-transition: background-color 0.1s 0.3s, color 0.1s 0.3s;
  transition: background-color 0.1s 0.3s, color 0.1s 0.3s;
  color: #ECEFF1;
  background-color: #3f51b5;
  -webkit-animation: anim-moema-1 0.3s forwards;
  animation: anim-moema-1 0.3s forwards;
}
.button--moema.button--inverted:hover {
  color: #ECEFF1;
  background-color: #7986cb;
}
.button--moema:hover::before {
  -webkit-animation: anim-moema-2 0.3s 0.3s forwards;
  animation: anim-moema-2 0.3s 0.3s forwards;
}
@-webkit-keyframes anim-moema-1 {
  60% {
    -webkit-transform: scale3d(0.8, 0.8, 1);
    transform: scale3d(0.8, 0.8, 1);
  }
  85% {
    -webkit-transform: scale3d(1.1, 1.1, 1);
    transform: scale3d(1.1, 1.1, 1);
  }
  100% {
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }
}
@keyframes anim-moema-1 {
  60% {
    -webkit-transform: scale3d(0.8, 0.8, 1);
    transform: scale3d(0.8, 0.8, 1);
  }
  85% {
    -webkit-transform: scale3d(1.1, 1.1, 1);
    transform: scale3d(1.1, 1.1, 1);
  }
  100% {
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }
}
@-webkit-keyframes anim-moema-2 {
  to {
    opacity: 0;
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }
}
@keyframes anim-moema-2 {
  to {
    opacity: 0;
    -webkit-transform: scale3d(1, 1, 1);
    transform: scale3d(1, 1, 1);
  }
}