body {
  margin: 0 auto;

  background: url('../img/bg2.jpg') no-repeat center center;
  background-size: cover;
}
*{
  outline: 0;
}

.content{
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  text-align: center;
      background-image: linear-gradient(to right, rgba(237, 110, 160, 0.75) 0%, rgba(236, 140, 105, 0.75) 100%);
  
}
.button-wrap {
  position: relative;
  margin: 30vh auto 0;
  width: 50vw;
  height: 50vw;
  max-width: 400px;
  max-height:400px;
  border-radius: 500px;
  box-shadow: 0 0 50px rgba(0,0,0,.1);
}
.button-wrap:before {
  content: " ";
  display: block;
  position: absolute;
  width: 100%;
  height: 100%;
  left: 0;
  top: 0;
  border-radius: 100%;
  z-index: 1;
  opacity: .5;
  transition: all .25s ease;
  
background: -moz-radial-gradient(center, ellipse cover,  rgba(0,0,0,0.65) 0%, rgba(0,0,0,0.65) 57%, rgba(0,0,0,0) 69%, rgba(0,0,0,0) 100%); /* FF3.6+ */
background: -webkit-gradient(radial, center center, 0px, center center, 100%, color-stop(0%,rgba(0,0,0,0.65)), color-stop(57%,rgba(0,0,0,0.65)), color-stop(69%,rgba(0,0,0,0)), color-stop(100%,rgba(0,0,0,0))); /* Chrome,Safari4+ */
background: -webkit-radial-gradient(center, ellipse cover,  rgba(0,0,0,0.65) 0%,rgba(0,0,0,0.65) 57%,rgba(0,0,0,0) 69%,rgba(0,0,0,0) 100%); /* Chrome10+,Safari5.1+ */
background: -o-radial-gradient(center, ellipse cover,  rgba(0,0,0,0.65) 0%,rgba(0,0,0,0.65) 57%,rgba(0,0,0,0) 69%,rgba(0,0,0,0) 100%); /* Opera 12+ */
background: -ms-radial-gradient(center, ellipse cover,  rgba(0,0,0,0.65) 0%,rgba(0,0,0,0.65) 57%,rgba(0,0,0,0) 69%,rgba(0,0,0,0) 100%); /* IE10+ */
background: radial-gradient(ellipse at center,  rgba(0,0,0,0.65) 0%,rgba(0,0,0,0.65) 57%,rgba(0,0,0,0) 69%,rgba(0,0,0,0) 100%); /* W3C */
filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#a6000000', endColorstr='#00000000',GradientType=1 ); /* IE6-9 fallback on horizontal gradient */
}

button  span {
  display: block;
  font-size: 20px;
  letter-spacing: normal;
  font-weight: normal;
  color: #999;
  opacity: 0;
  transition: opacity .25s ease;
}

button:hover span {
  opacity: 1;
  color: #555;
}


button {
  position: relative;
  width: 90%;
  height: 90%;
  border-radius: 100%;
  margin-top: 5%;
  border: none;
  font-weight: bold;
  letter-spacing: -.05em;
  color: #ccc;
  text-shadow: 0 2px 0 rgba(255,255,255,1);
  font-size: 70px;
  z-index: 2;
  /*box-shadow: 10px 10px 10px rgba(0,0,0,.1);*/
  border: 1px solid #fafafa;
  transition: drop-shadow .25s ease;

background: rgb(255,255,255); /* Old browsers */
background: -moz-linear-gradient(-45deg,  rgba(255,255,255,1) 19%, rgba(229,229,229,1) 100%); /* FF3.6+ */
background: -webkit-gradient(linear, left top, right bottom, color-stop(19%,rgba(255,255,255,1)), color-stop(100%,rgba(229,229,229,1))); /* Chrome,Safari4+ */
background: -webkit-linear-gradient(-45deg,  rgba(255,255,255,1) 19%,rgba(229,229,229,1) 100%); /* Chrome10+,Safari5.1+ */
background: -o-linear-gradient(-45deg,  rgba(255,255,255,1) 19%,rgba(229,229,229,1) 100%); /* Opera 11.10+ */
background: -ms-linear-gradient(-45deg,  rgba(255,255,255,1) 19%,rgba(229,229,229,1) 100%); /* IE10+ */
background: linear-gradient(135deg,  rgba(255,255,255,1) 19%,rgba(229,229,229,1) 100%); /* W3C */
filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#ffffff', endColorstr='#e5e5e5',GradientType=1 ); /* IE6-9 fallback on horizontal gradient */


}

.button-wrap:active {}
.button-wrap:active:before {
  width: 96%;
  height: 96%;
  left: 2%;
  top: 2%;
}

button:hover,
.clicked button{
  color: #57A0DB;
  background: rgb(254,255,255); /* Old browsers */
background: -moz-linear-gradient(-45deg,  rgba(254,255,255,1) 0%, rgba(210,235,249,1) 100%); /* FF3.6+ */
background: -webkit-gradient(linear, left top, right bottom, color-stop(0%,rgba(254,255,255,1)), color-stop(100%,rgba(210,235,249,1))); /* Chrome,Safari4+ */
background: -webkit-linear-gradient(-45deg,  rgba(254,255,255,1) 0%,rgba(210,235,249,1) 100%); /* Chrome10+,Safari5.1+ */
background: -o-linear-gradient(-45deg,  rgba(254,255,255,1) 0%,rgba(210,235,249,1) 100%); /* Opera 11.10+ */
background: -ms-linear-gradient(-45deg,  rgba(254,255,255,1) 0%,rgba(210,235,249,1) 100%); /* IE10+ */
background: linear-gradient(135deg,  rgba(254,255,255,1) 0%,rgba(210,235,249,1) 100%); /* W3C */
filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#feffff', endColorstr='#d2ebf9',GradientType=1 ); /* IE6-9 fallback on horizontal gradient */

}


.copyright{
  position: absolute;
  bottom: 0;
  width: 100%;
  text-align: center;
  
}
.copyright p,
.copyright a{
  color: rgba(255, 255, 255, 0.58);
  font-family: Helvetica, sans-serif;
  letter-spacing: 3px;
  font-weight: 300;
  font-size: 14px;
}