<body>
    <div class="big-basin">
      <div class="trees-container">
        <div class="tree-small"> 
          <div class="tree-left"></div>
          <div class="tree-right"></div>
          <div class="stump"></div>
        </div>
        <div class="tree-large"> 
          <div class="tree-left"></div>
          <div class="tree-right"></div>
          <div class="stump"></div>
        </div>
      </div>
      <div class="banner">
        <h1>Big Basin</h1>
      </div>
      <div class="star medium one"></div>
      <div class="star medium two"></div>
      <div class="star medium three"></div>
      <div class="star medium four"></div>
      <div class="star small five"></div>
      <div class="star small six"></div>
      <div class="star small seven"></div>
      <div class="star small eight"></div>
      <div class="star small nine"></div>
      <div class="star small ten"></div>
    </div>
  </body>

@import url(https://fonts.googleapis.com/css?family=Ubuntu:400,700);

body {
  top: 0;
  left: 0;
  margin: 0;
  background: rgba(182, 161, 122, 0.5);
}

.big-basin {
  position: relative;
  height: 460px;
  width: 320px;
  background: rgba(46, 63, 44, 1);
  border: 20px solid #b6a17a;
  border-radius: 10px 10px 200px 200px;
  margin: 100px auto 0 auto;
}

.trees-container {
  position: absolute;
  background: #334d63;
  height: 300px;
  width: 320px;
  margin-left: 0px;
  overflow: hidden;
}

/* === SMALL TREE === */

.tree-small {
  position: absolute;
  margin: 100px 0 0 60px;
  -webkit-animation: slideup-small 1s;
  -moz-animation: slideup-small 1s;
  animation: slideup-small 1s;
}

.tree-small > .tree-left {
  position: relative;
  width: 0;
  border-bottom: 60px solid rgba(46, 63, 44, 1);
  border-left: 40px solid transparent;
}

.tree-small > .tree-left:before {
  content: "";
  position: absolute;
  width: 0;
  border-bottom: 80px solid rgba(46, 63, 44, 1);
  border-left: 60px solid transparent;
  margin: 30px 0 0 -60px;
}

.tree-small > .tree-left:after {
  content: "";
  position: absolute;
  width: 0;
  border-bottom: 110px solid rgba(46, 63, 44, 1);
  border-left: 70px solid transparent;
  margin: 60px 0 0 -70px;
}

.tree-small > .tree-right {
  position: relative;
  width: 0;
  border-bottom: 60px solid rgba(22, 38, 21, 1);
  border-right: 40px solid transparent;
  margin: -60px 0 0 40px;
}

.tree-small > .tree-right:before {
  content: "";
  position: absolute;
  width: 0;
  border-bottom: 80px solid rgba(22, 38, 21, 1);
  border-right: 60px solid transparent;
  margin: 30px 0 0 0;
}

.tree-small > .tree-right:after {
  content: "";
  position: absolute;
  width: 0;
  border-bottom: 110px solid rgba(22, 38, 21, 1);
  border-right: 70px solid transparent;
  margin: 60px 0 0 0;
}

.tree-small > .stump {
  position: relative;
  background: #433825;
  height: 50px;
  width: 10px;
  margin: 110px 0 0 30px;
}

.tree-small > .stump:after {
  content: "";
  position: absolute;
  background: #322917;
  height: 50px;
  width: 10px;
  margin-left: 10px;
}

/* === LARGE TREE === */

.tree-large {
  position: absolute;
  margin: 70px 0 0 150px;
  -webkit-animation: slideup-large 1.5s;
  -moz-animation: slideup-large 1.5s;
  animation: slideup-large 1.5s;

}

.tree-large > .tree-left {
  position: relative;
  width: 0;
  border-bottom: 80px solid rgba(46, 63, 44, 1);
  border-left: 60px solid transparent;
}

.tree-large > .tree-left:before {
  content: "";
  position: absolute;
  width: 0;
  border-bottom: 100px solid rgba(46, 63, 44, 1);
  border-left: 70px solid transparent;
  margin: 30px 0 0 -70px;
}

.tree-large > .tree-left:after {
  content: "";
  position: absolute;
  width: 0;
  border-bottom: 120px solid rgba(46, 63, 44, 1);
  border-left: 80px solid transparent;
  margin: 70px 0 0 -80px;
}

.tree-large > .tree-right {
  position: relative;
  width: 0;
  border-bottom: 80px solid rgba(22, 38, 21, 1);
  border-right: 60px solid transparent;
  margin: -80px 0 0 60px;
}

.tree-large > .tree-right:before {
  content: "";
  position: absolute;
  width: 0;
  border-bottom: 100px solid rgba(22, 38, 21, 1);
  border-right: 70px solid transparent;
  margin: 30px 0 0 0;
}

.tree-large > .tree-right:after {
  content: "";
  position: absolute;
  width: 0;
  border-bottom: 120px solid rgba(22, 38, 21, 1);
  border-right: 80px solid transparent;
  margin: 70px 0 0 0;
}

.tree-large > .stump {
  position: relative;
  background: #433825;
  height: 80px;
  width: 16px;
  margin: 110px 0 0 44px;
}

.tree-large > .stump:after {
  content: "";
  position: absolute;
  background: #322917;
  height: 80px;
  width: 16px;
  margin-left: 16px;
}

/* === BANNER === */

.banner {
  position: relative;
  margin: 290px 0 0 -10px;
  height: 80px;
  width: 340px;
  background: #b6a17a;
  border-radius: 0 0 20px 20px;
  text-align: center;
}

.banner h1 {
  position: relative;
  top: 14px;
  font-family: 'Ubuntu', Helvetica, sans-serif;
  font-size: 3em;
  font-weight: 700;
  text-transform: uppercase;
  color: #433825;
  -webkit-animation: appear 2s;
  -moz-animation: appear 2s;
  animation: appear 2s;
}

/* === STARS === */

.star {
  position: absolute;
  background: #d8dfe6;
  border-radius: 50%;
  -webkit-animation: glow 1s infinite alternate;
  -moz-animation: glow 1s infinite alternate;
  animation: glow 1s infinite alternate;
}

.small {
  height: 6px;
  width: 6px; 
}

.medium {
  height: 10px;
  width: 10px;
}

.one {
  margin: -280px 0 0 26px;
}

.two {
  margin: -350px 0 0 100px;
}

.three {
  margin: -314px 0 0 170px;
}

.four {
  margin: -340px 0 0 270px;
}

.five {
  margin: -200px 0 0 20px;
}

.six {
  margin: -330px 0 0 40px;
}

.seven {
  margin: -300px 0 0 114px;
}

.eight {
  margin: -348px 0 0 156px;
}

.nine {
  margin: -352px 0 0 220px;
}

.ten {
  margin: -280px 0 0 290px;
}

/* === ANIMATIONS === */

@-webkit-keyframes glow {
  0% {
    -webkit-box-shadow: 0 0 0 0 #fff;
  }
  
  100% {
    -webkit-box-shadow: 0 0 4px 4px #fff;
  }
}

@-moz-keyframes glow {
  0% {
    -moz-box-shadow: 0 0 0 0 #fff;
  }
  
  100% {
    -moz-box-shadow: 0 0 4px 4px #fff;
  }
}

@keyframes glow {
  0% {
    box-shadow: 0 0 0 0 #fff;
  }
  
  100% {
    box-shadow: 0 0 4px 4px #fff;
  }
}

@-webkit-keyframes slideup-small {
  0% {
    margin-top: 400px;
  }
  
  100% {
    margin-top: 100px;
  }
}

@-moz-keyframes slideup-small {
  0% {
    margin-top: 400px;
  }
  
  100% {
    margin-top: 100px;
  }
}

@keyframes slideup-small {
  0% {
    margin-top: 400px;
  }
  
  100% {
    margin-top: 100px;
  }
}

@-webkit-keyframes slideup-large {
  0% {
    margin-top: 370px;
  }
  
  100% {
    margin-top: 70px;
  }
}

@-moz-keyframes slideup-large {
  0% {
    margin-top: 370px;
  }
  
  100% {
    margin-top: 70px;
  }
}

@keyframes slideup-large {
  0% {
    margin-top: 370px;
  }
  
  100% {
    margin-top: 70px;
  }
}


@-webkit-keyframes appear {
  0% {
    opacity: 0;
  }
  
  100% {
    opacity: 1;
  }
}

@-moz-keyframes appear {
  0% {
    opacity: 0;
  }
  
  100% {
    opacity: 1;
  }
}

@keyframes appear {
  0% {
    opacity: 0;
  }
  
  100% {
    opacity: 1;
  }
}

/*
Live version here: http://zcole.me/big-basin.html
*/

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

This Pen doesn't use any external JavaScript resources.