@font-face{
    src:url("./Roboto-Thin.ttf");
    
    font-family:"Roboto"
}
*{
    padding: 0;
    margin: 0;
    overflow: hidden;
    font-family: "Roboto" , sans-serif;
  }
canvas{
    position: absolute;
    top:0;
    left:0;
    z-index: -1;
}
#nav_btn{
    z-index: 10;
    position: absolute;
    top:0;
    left:0;
    margin:5px;
    background:transparent;
    border-style:none;
    width:30px;
    cursor: pointer;
    height: 30px;
}
#nav_btn div{
    transition: 0.5s transform ease-in;
    transform-origin: 0% 100%;
    border:#222 2px solid;
    margin:5px auto;
    width:70%;
}
nav{
    transform: translateY(0%);
    transition: 0.5s transform ease-in;
    background-color: rgba(255,255,255,0.8);
    padding:10px
}
h1{
    width: 100%;
    text-align: center;
    font-size: 30px;
}
.filters{
    display: flex;
    flex-direction: row;
    justify-content: space-evenly;
}
.options{
    padding: 10px;
    margin: 20px;
    width:100%;
    border-right:1px #aaa solid;
    font-size:18px;
    color:#000;
}
.options input{
    display: inline;
    margin: 10px 5px;
}
.options h3{
    margin-left:20px;
    margin-bottom:10px;
    font-size:20px
}