Código PHP:
.services_medium {
width: 102px;
height: 102px;
border-radius: 50%;
-webkit-border-radius: 50%;
-moz-border-radius: 50%;
position: relative;
background: rgba(194, 195, 201, 0.95);
background: -moz-linear-gradient(top, rgba(194, 195, 201, 0.95) 0%, rgba(247, 247, 247, 0.95) 100%);
background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,rgba(194, 195, 201, 0.95)), color-stop(100%,rgba(247, 247, 247, 0.95)));
background: -webkit-linear-gradient(top, rgba(194, 195, 201, 0.95) 0%, rgba(247, 247, 247, 0.95) 100%);
background: -o-linear-gradient(top, rgba(194, 195, 201, 0.95) 0%, rgba(247, 247, 247, 0.95) 100%);
background: -ms-linear-gradient(top, rgba(194, 195, 201, 0.95) 0%, rgba(247, 247, 247, 0.95) 100%);
background: linear-gradient(to bottom, rgba(194, 195, 201, 0.95) 0%, rgba(247, 247, 247, 0.95) 100%);
filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='rgba(194, 195, 201, 0.95)', endColorstr='rgba(247, 247, 247, 0.95)',GradientType=0 );
-webkit-transition: background 0.4s ease ;
-moz-transition: background 0.4s ease;
-ms-transition: background 0.4s ease;
-o-transition: background 0.4s ease;
transition: background 0.4s ease;
margin:0 auto 15px auto;
}
.services_medium:hover {
background: rgba(50, 150, 200, 0.95);
background: -moz-linear-gradient(top, rgba(50, 150, 200, 0.95) 0%, rgba(35, 80, 115, 0.95) 50%, rgba(0,31, 61, 0.95) 100%);
background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,rgba(50, 150, 200, 0.95)), color-stop(100%,rgba(0,31, 61, 0.95)));
background: -webkit-linear-gradient(top, rgba(50, 150, 200, 0.95) 0%, rgba(35, 80, 115, 0.95) 50%, rgba(0,31, 61, 0.95) 100%);
background: -o-linear-gradient(top, rgba(50, 150, 200, 0.95) 0%, rgba(35, 80, 115, 0.95) 50%, rgba(0,31, 61, 0.95) 100%);
background: -ms-linear-gradient(top, rgba(50, 150, 200, 0.95) 0%, rgba(35, 80, 115, 0.95) 50%, rgba(0,31, 61, 0.95) 100%);
background: linear-gradient(to bottom, rgba(50, 150, 200, 0.95) 0%, rgba(35, 80, 115, 0.95) 50%, rgba(0,31, 61, 0.95) 100%);
filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='rgba(50, 150, 200, 0.95)', endColorstr='rgba(0,31, 61, 0.95)',GradientType=0 );
-webkit-transition: background 0.4s ease;
-moz-transition: background 0.4s ease;
-ms-transition: background 0.4s ease;
-o-transition: background 0.4s ease;
transition: background 0.4s ease;
}