<h1>Arrows</h1>
<span class="arrow left"></span>
<span class="arrow up"></span>
<span class="arrow down"></span>
<span class="arrow right"></span>
<br/><br/><br/>
<h1>Arrows in Circles</h1>
<span class="arrow circle left"></span>
<span class="arrow circle up"></span>
<span class="arrow circle down"></span>
<span class="arrow circle right"></span>

<br/><br/><br/>
<h1>Arrows Design Plans</h1>
<span class="arrow circle debug left"></span>
<span class="arrow circle debug up"></span>
<span class="arrow circle debug down"></span>
<span class="arrow circle debug right"></span>
<span class="arrow circle debug"></span>

*, *:before, *:after {
  box-sizing: border-box;
}

body {
  background: #888;
  text-align: center;
}

.arrow {
  
  width: 100px;
  height: 100px;
  margin: 20px;
  display: inline-block;
  position: relative;

  &::before {
    content: '';
    display: block;
    width: 30px;
    height: 30px;
    top: 50%;
    left: 50%;
    border-style: solid;
    border-color: #000;
    border-width: 2px 2px 0 0;
    position: absolute;
    transform-origin: 50% 50%;
  }

  &.left::before { 
    transform: rotate(-135deg);
    margin: -15px 0 0 -10px;
  }
  &.up::before { 
    transform: rotate(-45deg); 
    margin: -10px 0 0 -15px;
  }
  &.down::before { 
    transform: rotate(135deg); 
    margin: -20px 0 0 -15px;
  }
  &.right::before { 
    transform: rotate(45deg); 
    margin: -15px 0 0 -20px;
  }
  
  &::after {
    content: '';
    display: block;
    top: 50%;
    left: 50%;
    border-style: solid;
    border-color: #000;
    position: absolute;
    transform-origin: 50% 50%;
  }
  
  &.left::after { 
    width: 40px;
    height: 0;
    border-width: 2px 0 0 0;
    transform: translate(-14px, -1px);
  }
  
  &.up::after { 
    width: 0;
    height: 40px;
    border-width: 0 2px 0 0;
    transform: translate(-1px, -14px);
  }
  
  &.down::after { 
    width: 0;
    height: 40px;
    border-width: 0 2px 0 0;
    transform: translate(-1px, -26px);
  }
  
  &.right::after { 
    width: 40px;
    height: 0;
    border-width: 2px 0 0 0;
    transform: translate(-26px, -1px);
  }
  
  &.circle {
    background: rgba(233,233,180,0.75);
    border-radius: 50px;
  }
  
  &.debug {
    outline: 1px solid darkblue;

    &::before {
      outline: 1px solid red;
    }
  }
}