@import url(//fonts.googleapis.com/css?family=Lato:300:400);

html{
  scroll-behavior: smooth;
}

body {
  margin:0;
}

h1 {
  font-family: 'Lato', sans-serif;
  font-weight:300;
  letter-spacing: 2px;
  font-size:48px;
}

.glass{
  background: rgba( 239, 238, 238, 0.10 );
  box-shadow: 0 8px 32px 0 rgba( 31, 38, 135, 0.37 );
  backdrop-filter: blur( 12.5px );
  -webkit-backdrop-filter: blur( 12.5px );
  border-radius: 10px;
  border: 1px solid rgba( 255, 255, 255, 0.18 );
  padding: 60px;
  margin: 30px;
}

p {
  font-family: 'Lato', sans-serif;
  letter-spacing: 1px;
  font-size:14px;
  color: #333333;
}

button{
  margin-left: 20px;
}

div{
  padding: auto;
}

.input-group{
  align-self: center;
  justify-content: center;
  margin: 20px;
}

.input-group-text{
  height: 40px;
  margin-right: 20px;
  border: 1px solid #ced4da; 
  border-radius: .25rem;
}

.length{
  width: 70px;
  height: 40px;
  margin-left: 10px;
}

input{
  border-radius: 5px;
  margin-bottom: 20px;
  text-align: center;
  padding: 10px;
}

.header {
  position:relative;
  text-align:center;
  background: linear-gradient(60deg, rgba(84,58,183,1) 0%, rgba(0,172,193,1) 100%);
  color:white;
}

.inner-header {
  height:68vh;
  width:100%;
  margin: 0;
  padding: 0;
}

.flex { /*Flexbox for containers*/
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  text-align: center;
}

.waves {
  position:relative;
  width: 100%;
  height:15vh;
  margin-bottom:-7px; /*Fix for safari gap*/
  min-height:100px;
  max-height:150px;
}

.content {
  position:relative;
  height:20vh;
  text-align:center;
  background-color: white;
}

/* Animation */

.parallax > use {
  animation: move-forever 25s cubic-bezier(.55,.5,.45,.5)     infinite;
}
.parallax > use:nth-child(1) {
  animation-delay: -2s;
  animation-duration: 7s;
}
.parallax > use:nth-child(2) {
  animation-delay: -3s;
  animation-duration: 10s;
}
.parallax > use:nth-child(3) {
  animation-delay: -4s;
  animation-duration: 13s;
}
.parallax > use:nth-child(4) {
  animation-delay: -5s;
  animation-duration: 20s;
}

.controls{
  transform: translateY(-18%);
  text-align: center;
  align-items: center;
}

#upbtn{
  width: 15px;
  cursor: pointer;
  margin-left: 10px;
  transform: rotate(180deg);
}
#downbtn{
  width: 15px;
  margin-left: 10px;
  cursor: pointer;
}

@keyframes move-forever {
  0% {
   transform: translate3d(-90px,0,0);
  }
  100% { 
    transform: translate3d(85px,0,0);
  }
}
/*Shrinking for mobile*/
@media (max-width: 768px) {
  .waves {
    height:40px;
    min-height:40px;
  }
  .content {
    height:30vh;
  }
  h1 {
    font-size:24px;
  }
}