.floating-small-button {
    text-decoration: none;
    display: inline-block;
    width: 150px;
    height: 50px;
    line-height: 50px;
    border-radius: 45px;
    font-size: 16px;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-align: center;
    vertical-align:middle;
    color: #2f66b5;
    background: white;
    box-shadow: 0 8px 15px rgba(0, 0, 0, .1);
    transition: .3s;
  }
  .floating-small-button:hover {
    background: #2660b5;
    box-shadow: 0 15px 20px rgba(0, 104, 255, .4);
    color: white;
    transform: translateY(-7px);
  }
  
  
      .floating-button {
    text-decoration: none;
    display: inline-block;
    width: 300px;
    height: 90px;
    line-height: 90px;
    border-radius: 45px;
    font-size: 20px;
    text-transform: uppercase;
    text-align: center;
    letter-spacing: 2px;
    vertical-align:middle;
    color: #2f66b5;
    background: white;
    box-shadow: 0 8px 15px rgba(0, 0, 0, .1);
    transition: .3s;
  }
  .floating-button:hover {
    background: #2660b5;
    box-shadow: 0 15px 20px rgba(0, 104, 255, .4);
    color: white;
    transform: translateY(-7px);
  }
  
  .arrow-4 {
      position: relative;
      cursor: pointer;
      margin: auto;
      margin-top: 10px;
      width: 66px;
      height: 30px;
  }
  .arrow-4-left {
      position: absolute;
      background-color: transparent;
      top: 10px;
      left: 0;
      width: 40px;
      height: 10px;
      display: block;
      transform: rotate(35deg);
      float: right;
      border-radius: 2px;
  }
  .arrow-4-left:after {
      content: "";
      background-color: #2660b5;
      width: 40px;
      height: 10px;
      display: block;
      float: right;
      border-radius: 6px 10px 10px 6px;
      transition: all 0.5s cubic-bezier(0.25, 1.7, 0.35, 0.8);
      z-index: -1;
  }
   
  .arrow-4-right {
      position: absolute;
      background-color: transparent;
      top: 10px;
      left: 26px;
      width: 40px;
      height: 10px;
      display: block;
      transform: rotate(-35deg);
      float: right;
      border-radius: 2px;
  }
  .arrow-4-right:after {
      content: "";
      background-color: #2660b5;
      width: 40px;
      height: 10px;
      display: block;
      float: right;
      border-radius: 10px 6px 6px 10px;
      transition: all 0.5s cubic-bezier(0.25, 1.7, 0.35, 0.8);
      z-index: -1;
  }
  .open .arrow-4-left:after {
      transform-origin: center center;
      transform: rotate(-70deg);
  }
  .open .arrow-4-right:after {
      transform-origin: center center;
      transform: rotate(70deg);
  }