Centering

Horizontal Centering

Inline Elements

<div class="desk">
  <span class="plate"></span>
  <span class="plate"></span>
</div>

.desk {
  text-align: center;
}

.desk {
  display: flex;
  justify-content: center;
}

.desk {
  display: grid;
  justify-content: center;
}

Block Elements

.plate {
  width: 120px;
  height: 120px;
  margin-left: auto;
  margin-right: auto;
}

.tray {
  display: flex;
  margin-left: auto;
  margin-right: auto;
}

.desk {
  display: flex;
  justify-content: center;
}

.plate {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
}

.plate {
  position: absolute;
  left: 50%;
  margin-left: -60px;
}

Vertical Centering

Inline Elements

.desk {
  padding-top: 24px;
  padding-bottom: 24px;
}

.desk {
  text-align: center;
}

.plate,
.fork,
.knife {
  vertical-align: middle;
}

.desk {
  display: flex;
  justify-content: center;
  align-items: center;
}

Block Elements

.plate {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
}

.plate {
  position: absolute;
  top: 50%;
  margin-top: -60px;
}

.desk {
  display: grid;
  align-items: center;
}

Horizontal & Vertical Centering

Inline Elements

.plate {
  text-align: center;
  padding-top: 24px;
  padding-bottom: 24px;
}

Other Element Types

.plate {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

.plate {
  display: flex;
  justify-content: center;
  align-items: center;
}

.desk {
  display: grid;
  place-items: center;
}