html,
body {
  margin: 0;
  height: 100%;
  overflow: hidden;
}

#wrapper {
  display: flex;
  flex-flow: row wrap;
  margin: 0;
  height: 100%;
  text-align: center;
}

#top {
  position: relative;
  padding-right: 7vh;
  padding-left: 7vh;
  display: flex;
  height: 5%;
  width: 100%;
  background-color: #ff0000;
  text-align: center;
  justify-content: space-between;
}

.slider-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: max-content;
}

#slider {
  position: relative;
  height: 60%;
  accent-color: #181818;
}

.checkbox-container {
  display: relative;
  padding-top: 1vh;
}

label {
  font-size: large;
  font-weight: bold;
}

h2 {
  transform: translateY(-50%);
  position: relative;
  top: 0px;
}

h3 {
  padding: 0px;
  margin: 0px;
}

option {
  color: white;
}

#snake {
  flex: 1 1 100%;
  height: 95%;
}