Hover Direction

Hover Direction

<a href="http://google.com/">Hover</a>

@import url(http://fonts.googleapis.com/css?family=Lato:100,400,900);

a {
    -moz-transition: all 0.15s cubic-bezier(0.46, 0.01, 0.14, 1.35);
    -o-transition: all 0.15s cubic-bezier(0.46, 0.01, 0.14, 1.35);
    -webkit-transition: all 0.15s cubic-bezier(0.46, 0.01, 0.14, 1.35);
    transition: all 0.15s cubic-bezier(0.46, 0.01, 0.14, 1.35);
    font-family: "Lato";
    font-weight: 500;
    font-size: 32px;
    letter-spacing: 6px;
    text-transform: uppercase;
    display: inline-block;
    box-sizing: border-box;
    text-decoration: none;
    color: #d2d4d7;
    position: absolute;
    top: 50%;
    left: 50%;
    -moz-transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    overflow: hidden;
    padding: 25px 30px;
}

a i {
    position: absolute;
    display: inline-block;
    background-color: #d2d4d7;
    border-radius: 50%;
    -moz-transform: translate(-50%, -50%) scale(0);
    -ms-transform: translate(-50%, -50%) scale(0);
    -webkit-transform: translate(-50%, -50%) scale(0);
    transform: translate(-50%, -50%) scale(0);
    -moz-backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    -webkit-transition: -webkit-transform 0.35s ease-in-out, background-color 0.15s ease-in-out;
    -moz-transition: -moz-transform 0.35s ease-in-out, background-color 0.15s ease-in-out;
    -ms-transition: -ms-transform 0.35s ease-in-out, background-color 0.15s ease-in-out;
    -o-transition: -o-transform 0.35s ease-in-out, background-color 0.15s ease-in-out;
    transition: transform 0.35s ease-in-out, background-color 0.15s ease-in-out;
    z-index: -1;
}

a:before {
    content: "";
    -moz-transition: all 0.15s ease-in-out;
    -o-transition: all 0.15s ease-in-out;
    -webkit-transition: all 0.15s ease-in-out;
    transition: all 0.15s ease-in-out;
    box-sizing: border-box;
    position: absolute;
    width: 100%;
    height: 100%;
    display: inline-block;
    border: 3px solid #d2d4d7;
    background-color: transparent;
    z-index: -1;
    top: 0;
    left: 0;
}

a:hover {
    color: white;
}

a:hover:before {
    border-color: #ff4851;
}

a:hover i {
    -moz-transform: translate(-50%, -50%) scale(1);
    -ms-transform: translate(-50%, -50%) scale(1);
    -webkit-transform: translate(-50%, -50%) scale(1);
    transform: translate(-50%, -50%) scale(1);
    background-color: #ff4851;
}

(function() {
  var a, focusEl, n;

  a = document.getElementsByTagName("a");

  n = 0;

  while (n < a.length) {
    focusEl = document.createElement("i");
    a[n].appendChild(focusEl);
    a[n].handler = function(e) {
      var i, padding, s, x, xdis, y, ydis;
      if (e.target.tagName.toLowerCase() === "a") {
        i = this.getElementsByTagName("i")[0];
        s = Math.max(this.offsetWidth * 2.75, this.offsetHeight * 2.75);
        i.style.width = i.style.height = "" + s + "px";
        padding = 10;
        x = e.offsetX;
        y = e.offsetY;
        xdis = Math.min(x, this.offsetWidth - x);
        ydis = Math.min(y, this.offsetHeight - y);
        if (ydis < xdis) {
          if (ydis === y) {
            y = -padding;
          } else {
            y = this.offsetHeight + padding;
          }
        } else {
          if (xdis === x) {
            x = -padding;
          } else {
            x = this.offsetWidth + padding;
          }
        }
        i.style.top = "" + y + "px";
        return i.style.left = "" + x + "px";
      }
    };
    a[n].addEventListener("mouseover", function(e) {
      return this.handler(e);
    });
    a[n].addEventListener("mouseout", function(e) {
      return this.handler(e);
    });
    n++;
  }

}).call(this);

Result