/* styles for lottery number generator */

* {
  box-sizing: border-box;
}

body {
  position: relative;
  height: 100vh;
  width: 100vw;
  margin: 0;
  font-family: "Varela Round", sans-serif;
  line-height: 1.5;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: url(bg.svg);
  background-size: cover;
}

h1 {
  font-size: 3rem;
}

header {
  width: 100vw;
  height: 20vh;
  position: absolute;
  top: 0;
  text-align: center;
  margin-bottom: 2rem;
}

nav {
}

nav a {
  text-decoration: none;
  color: #fff;
}

footer {
  position: absolute;
  bottom: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.lotto-numbers {
  display: flex;
  justify-content: center;
  width: 100vw;
}

.lotto-ball {
  width: 100px;
  height: 100px;
  background: -moz-linear-gradient(
    230deg,
    #08fedd 33%,
    #e7f619 92%
  ); /* FF3.6+ */
  background: -webkit-gradient(
    linear,
    230deg,
    color-stop(33%, 08fedd),
    color-stop(92%, E7F619)
  ); /* Chrome,Safari4+ */
  background: -webkit-linear-gradient(
    230deg,
    #08fedd 33%,
    #e7f619 92%
  ); /* Chrome10+,Safari5.1+ */
  background: -o-linear-gradient(230deg, #08fedd 33%, #e7f619 92%);
  /* Opera 11.10+ */
  background: -ms-linear-gradient(230deg, #08fedd 33%, #e7f619 92%);
  /* IE10+ */
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#1301FE', endColorstr='#F4F60C', GradientType='1');
  /* for IE */
  background: linear-gradient(230deg, #08fedd 33%, #e7f619 92%); /* W3C */
  border-radius: 50%;
  margin: 0 15px;
  box-shadow: inset 0 0 30px #000;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 2.5rem;
  font-weight: 700;
  color: #fff;
}
.lucky-lotto-ball {
  width: 100px;
  height: 100px;
  background: -moz-linear-gradient(230deg, #fe0303 33%, #e7f619 92%);
  /* FF3.6+ */
  background: -webkit-gradient(
    linear,
    230deg,
    color-stop(33%, FE0303),
    color-stop(92%, E7F619)
  ); /* Chrome,Safari4+ */
  background: -webkit-linear-gradient(
    230deg,
    #fe0303 33%,
    #e7f619 92%
  ); /* Chrome10+,Safari5.1+ */
  background: -o-linear-gradient(
    230deg,
    #fe0303 33%,
    #e7f619 92%
  ); /* Opera 11.10+ */
  background: -ms-linear-gradient(230deg, #fe0303 33%, #e7f619 92%); /* IE10+ */
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#1301FE', endColorstr='#F4F60C', GradientType='1'); /* for IE */
  background: linear-gradient(230deg, #fe0303 33%, #e7f619 92%); /* W3C */
  border-radius: 50%;
  margin: 0 15px;
  box-shadow: inset 0 0 30px #000;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 2.5rem;
  font-weight: 700;
  color: #fff;
}
.lotto-button {
  display: flex;
  justify-content: center;
  width: 100vw;
  margin: 2rem 0;
}
.lotto-btn {
  background: #aa00aa;
  padding: 0.5rem 1.2rem;
  border: none;
  border-radius: 8px;
  color: #fff;
  font-size: 1.8rem;
  cursor: pointer;
  transition: 0.5s ease-in-out 0s;
}
.lotto-btn:hover {
  background: #880088;
}
.lotto-btn:focus {
  outline: 0;
}
.rotate {
  -webkit-animation: spin 0.4s ease-in-out;
  -moz-animation: spin 0.4s ease-in-out;
  animation: spin 0.4s ease-in-out, size 0.4s ease-in-out;
}
@-moz-keyframes spin {
  100% {
    -moz-transform: rotate(360deg);
  }
}
@-webkit-keyframes spin {
  100% {
    -webkit-transform: rotate(360deg);
  }
}
@keyframes spin {
  100% {
    -webkit-transform: rotate(360deg);
    transform: rotate(360deg);
  }
}
@keyframes size {
  from {
    font-size: 0.1rem;
  }
  to {
    font-size: 2.5rem;
  }
}
/* media queries */
@media screen and (max-width: 500px) {
  h1 {
    font-size: 2rem;
  }
  .lotto-ball,
  .lucky-lotto-ball {
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
    margin: 0 0.2rem;
  }
  .lotto-btn {
    font-size: 1.5rem;
  }
  @keyframes size {
    from {
      font-size: 0.1rem;
    }
    to {
      font-size: 1.5rem;
    }
  }
}

  footer a {
    color: #22E8B3;
    font-weight: 700;
    font-size: 1.2rem;
    display: inline-block;
    padding: 0 20px;
  }

  footer a::after {
    content: '';
    display: block;
    width: 0;
    height: 2px;
    background: #22E8B3;
    transition: width .3s;
}

footer a:hover::after {
    width: 100%;
}