#particles {
  width: 100%;
  height: 100%;
  overflow: hidden;
}
#intro {
  position: absolute;
  left: 0;
  margin-top: 10% !important;
  top: 0;
  padding: 0 20px;
  width: 100%;
  text-align: center;
}
.btn {
  display: inline-block;
  padding: 15px 30px;
  border: 2px solid #fff;
  text-transform: uppercase;
  letter-spacing: 0.015em;
  font-size: 18px;
  font-weight: 700;
  line-height: 1;
  color: #fff;
  text-decoration: none;
  -webkit-transition: all 0.4s;
     -moz-transition: all 0.4s;
       -o-transition: all 0.4s;
          transition: all 0.4s;
}
.btn:hover {
  color: #005544;
  border-color: #005544;
}

@media only screen and (max-width: 1000px) {
  #intro {
    padding: 0 10px;
    margin-top: 15% !important;
    top: 0;
  }
  #paragraph-1, #paragraph-2 {
    font-size: 100%;
  }

}

@media only screen and (max-width: 800px) {
  #intro {
    padding: 0 10px;
    margin-top: 23% !important;
    top: 0;
  }
  #paragraph-1, #paragraph-2 {
    font-size: 100%;
  }
}

@media only screen and (max-width: 568px) {
  #intro {
    padding: 0 10px;
    margin-top: 33% !important;
    top: 0;
  }
  #paragraph-1, #paragraph-2 {
    font-size: 85%;
  }
  .btn {
    font-size: 16px;
  }
}

@media only screen and (max-width: 320px) {
  #intro {
    padding: 0 10px;
    margin-top: 46% !important;
    top: 0;
  }
  #paragraph-1, #paragraph-2 {
    font-size: 75%;
  }
}
#paragraph-1, #paragraph-2 {
    color: #fff;
}