* {
   margin: 0;
   padding: 0;
   box-sizing: border-box;
}

body {
   overflow: hidden; /* or 'auto' if you want scroll bars to appear when needed */
}
.animation-frame {
   display: flex;
   flex: 1;
   height: 100vh;
   border: 1px solid black;
}

.simulation {
   width: 100%;
   height: 100%;
   box-sizing: border-box;
}
/*
svg text {
   -webkit-user-select: none;
   -moz-user-select: none;
   -ms-user-select: none;
   user-select: none;
}
*/
.svg_text_noselect {
   -webkit-user-select: none;
   -moz-user-select: none;
   -ms-user-select: none;
   user-select: none;
}
svg:focus {
   outline: none;
   border: none;
   background: none;
}

svg g:focus,
svg button:focus {
   outline: none;
   border: none;
   background: none;
}