html,
body {
  height: 100%;
  font-size: 16px;
}

body {
  font-family: 'Roboto Condensed';
  margin: 0;
  padding: 0;
}
*,
*::before,
*::after {
  box-sizing: border-box;
}

.content {
  padding: 2rem;
  background-color: #555;
  height: 100%;
  overflow-x: hidden;
  min-width: 450px;
}

header {
  min-height: 50px;
  background-color: #000;
  color: #fff;
  padding: 15px;
}

footer {
  min-height: 50px;
  background-color: #000;
  color: #fff;
  padding: 15px;
}

#panelContainer {
  display: flex;
  flex-direction: row;
  background-color: #ebebeb;
  color: #fff;
  flex: 1;
  overflow: hidden;
}
.panel {
  position: relative;
  width: 50%;
}

.slider {
  z-index: 999999;
  display: block;
  position: absolute;
  width: 5px;
  background-color: #1ABC9C;
  left: 0;
  top: 0;
  bottom: 0;
  overflow: visible;
  user-select: none;
}

.slider::before {
  content: "";
  position: absolute;
  left: 0.25rem;
  top: 50%;
  height: 1.5rem;
  width: 0.5rem;
  background-color: #1ABC9C;
  cursor: col-resize;
}

.wrapper {
  display: flex;
  flex-direction: column;
  height: 100%;
}

img {
  max-width: 100%;
  height: auto;
}