.app_wrapper {
    overflow: hidden;
}

#loading-screen {
	position: absolute;
	z-index: 100;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: #000000;
	opacity: 1;
 	transition: 2s opacity;
}

#loading-screen.fade-out {
    opacity: 0;
}

#loader {
    display: block;
    position: relative;
    left: 50%;
    top: 50%;
    width: 150px;
    height: 150px;
    margin: -75px 0 0 -75px;
    border-radius: 50%;
    border: 3px solid transparent;
    border-top-color: #9370DB;
    -webkit-animation: spin 2s linear infinite;
    animation: spin 2s linear infinite;
}
#loader:before {
    content: "";
    position: absolute;
    top: 5px;
    left: 5px;
    right: 5px;
    bottom: 5px;
    border-radius: 50%;
    border: 3px solid transparent;
    border-top-color: #BA55D3;
    -webkit-animation: spin 3s linear infinite;
    animation: spin 3s linear infinite;
}
#loader:after {
    content: "";
    position: absolute;
    top: 15px;
    left: 15px;
    right: 15px;
    bottom: 15px;
    border-radius: 50%;
    border: 3px solid transparent;
    border-top-color: #FF00FF;
    -webkit-animation: spin 1.5s linear infinite;
    animation: spin 1.5s linear infinite;
}
@-webkit-keyframes spin {
    0%   {
        -webkit-transform: rotate(0deg);
        -ms-transform: rotate(0deg);
        transform: rotate(0deg);
    }
    100% {
        -webkit-transform: rotate(360deg);
        -ms-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}
@keyframes spin {
    0%   {
        -webkit-transform: rotate(0deg);
        -ms-transform: rotate(0deg);
        transform: rotate(0deg);
    }
    100% {
        -webkit-transform: rotate(360deg);
        -ms-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}

#model_container {
    width: 1000vw;
    display: flex;

    transition: 0.5s ease;
}

canvas {
    width: 100vw;
    height: 100vh;
    
}

.controller-wrapper {
    display: flex;
    justify-content: center;
    
}

.controller {
    width: 600px;
    display: flex;
    justify-content: space-between;
    align-items: center;

    position: absolute;
    top: 80%;
    z-index: 10;
}

.controller > p {
    font-family: 'Locust', sans-serif;
    font-size: 42px;
    color: white;
    text-shadow: 0 0 10px #39FF14;
       

    letter-spacing: 3px;
}

.left-btn,
.right-btn {
    border: none;
    background: none;    
}

.left-btn > img,
.right-btn > img {
    width: 30px;

    filter: drop-shadow(0 0 3px #39FF14);
}



@media screen and (max-width: 600px) {
    .controller {
        width: 90%;
    }

    .controller > p {
        font-size: 24px;
    }

    .left-btn > img,
    .right-btn > img {
    width: 20px;

    filter: drop-shadow(0 0 3px #39FF14);
}
}