html,
body {
  margin: 0;
  padding: 0;
}

body {
  width: 100%;
  height: 100vh;
  overflow: hidden;
}

* {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
}
.contenedor{
  margin: 0px;
  padding: 0px;
  width: 100%;
  height: 100%;
  overflow: hidden;
  position: relative;
  background: transparent;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}
.cuadro{
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.mascaras{
  position: absolute;
  left: 100%;
  top: 100%;
  transform: translate(-100%, -100%);
  width: 10%;
  height: 100%;
  background: transparent;
  justify-content: space-around;
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  flex-flow: column wrap;
}
.contieneOpcion{
  width: 100%;
  height: 15%;
  display: flex;
  justify-content: center;
  align-items: center;
  background: transparent;
}
.opcion{
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.soltable{
  width: 25vw;
  height: 25vh;
  background: transparent;
  opacity: 50%;
  position: absolute;
  left: 55%;
  top: 25%;
  transform: translate(-50%, -50%);
}