body {
  margin: 0;
  overflow: hidden;
  padding: 0;
}

#world {
  position: absolute;
}
.noscroll {
  position: fixed;
  overflow: hidden;
}

#overlay {
  display: none;
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: #ffffff;
  background: #43917f85;
}

#instructions {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}

#instructions p {
  display: flex;
  justify-content: center;
  align-items: center;
  text-transform: capitalize;
  font-weight: bold;
}

/* 
    #spinner {
        display: none;
        position: fixed;
        width: 40px;
        height: 40px;
        top: 20%;
        left: 50%;
        margin-top: -20px;
        margin-left: -20px;
        z-index: 101;
        background-color: #3498db;

        -webkit-animation: sk-rotateplane 1.2s infinite ease-in-out;
        animation: sk-rotateplane 1.2s infinite ease-in-out;
    }

    @-webkit-keyframes sk-rotateplane {
        0% { -webkit-transform: perspective(120px) }
        50% { -webkit-transform: perspective(120px) rotateY(180deg) }
        100% { -webkit-transform: perspective(120px) rotateY(180deg)  rotateX(180deg) }
    }

    @keyframes sk-rotateplane {
        0% {
            transform: perspective(120px) rotateX(0deg) rotateY(0deg);
            -webkit-transform: perspective(120px) rotateX(0deg) rotateY(0deg)
        } 50% {
            transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg);
            -webkit-transform: perspective(120px) rotateX(-180.1deg) rotateY(0deg)
        } 100% {
            transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg);
            -webkit-transform: perspective(120px) rotateX(-180deg) rotateY(-179.9deg);
        }
    } */

.lds-grid {
  display: inline-block;
  position: relative;
  width: 64px;
  height: 64px;
  position: fixed;
  top: 20%;
  left: 50%;
  margin-top: -20px;
  margin-left: -20px;
  z-index: 101;
}

.lds-grid div {
  position: absolute;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: #fff;
  animation: lds-grid 1.2s linear infinite;
}

.lds-grid div:nth-child(1) {
  top: 6px;
  left: 6px;
  animation-delay: 0s;
}

.lds-grid div:nth-child(2) {
  top: 6px;
  left: 26px;
  animation-delay: -0.4s;
}

.lds-grid div:nth-child(3) {
  top: 6px;
  left: 45px;
  animation-delay: -0.8s;
}

.lds-grid div:nth-child(4) {
  top: 26px;
  left: 6px;
  animation-delay: -0.4s;
}

.lds-grid div:nth-child(5) {
  top: 26px;
  left: 26px;
  animation-delay: -0.8s;
}

.lds-grid div:nth-child(6) {
  top: 26px;
  left: 45px;
  animation-delay: -1.2s;
}

.lds-grid div:nth-child(7) {
  top: 45px;
  left: 6px;
  animation-delay: -0.8s;
}

.lds-grid div:nth-child(8) {
  top: 45px;
  left: 26px;
  animation-delay: -1.2s;
}

.lds-grid div:nth-child(9) {
  top: 45px;
  left: 45px;
  animation-delay: -1.6s;
}

@keyframes lds-grid {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.shooter, .texture-control {
  position: absolute;
  z-index: 50;
  left: 10px;
}
.shooter {
  top: 100px;
}
.texture-control {
  top: 150px;
}
.btn {
  box-sizing: border-box;
  appearance: none;
  background-color: transparent;
  border: 2px solid red;
  border-color: #7abf8e;
  border-radius: 0.6em;
  cursor: pointer;
  display: flex;
  align-self: center;
  font-weight: 400;
  line-height: 1;
  padding: 1em 1em;
  text-decoration: none;
  text-align: center;
  text-transform: uppercase;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  color: #fff;
  box-shadow: 0 0 40px 40px #7abf8e inset, 0 0 0 0 #7abf8e;
  transition: all 150ms ease-in-out;
}

.btn:hover {
  box-shadow: 0 0 10px 0 #7abf8e inset, 0 0 10px 4px #7abf8e;
  color: #000;
}
  


/* The Modal (background) */
.modal {
  display: none; /* Hidden by default */
  position: fixed; /* Stay in place */
  z-index: 60; /* Sit on top */
  left: 0;
  top: 0;
  width: 100%; /* Full width */
  height: 100%; /* Full height */
  overflow: auto; /* Enable scroll if needed */
  background-color: rgb(0,0,0); /* Fallback color */
  background-color: rgba(0,0,0,0.4); /* Black w/ opacity */
}

/* Modal Content/Box */
.modal-content {
  background-color: #fefefe;
  margin: 15% auto; /* 15% from the top and centered */
  padding: 20px;
  border: 1px solid #888;
  width: 80%; /* Could be more or less, depending on screen size */
  text-align: center;
  font-style: italic;
  font-size: 1.8em;
}

/* The Close Button */
.close {
  color: #aaa;
  float: right;
  font-size: 28px;
  font-weight: bold;
}

.close:hover,
.close:focus {
  color: black;
  text-decoration: none;
  cursor: pointer;
}
#btn-reset {
  margin: 0 auto;
}