.buttoniso {
    display: inline-block;
    text-align: center;
    vertical-align: middle;
    padding: 12px 24px;
    height:50px;
    width:250px;
    border: 1px solid #3785b3;
    border-radius: 8px;
    background: #5adbff;
    background: -webkit-gradient(linear, left top, left bottom, from(#5adbff), to(#3785b3));
    background: -moz-linear-gradient(top, #5adbff, #3785b3);
    background: linear-gradient(to bottom, #5adbff, #3785b3);
    -webkit-box-shadow: #5ee4ff 0px 0px 40px 0px;
    -moz-box-shadow: #5ee4ff 0px 0px 40px 0px;
    box-shadow: #5ee4ff 0px 0px 40px 0px;
    text-shadow: #275f80 1px 1px 1px;
    font: normal normal bold 20px arial;
    color: #ffffff;
    text-decoration: none;
}
.buttoniso:hover,
.buttoniso:focus {
    border: 1px solid #4ebeff;
    background: #6cffff;
    background: -webkit-gradient(linear, left top, left bottom, from(#6cffff), to(#42a0d7));
    background: -moz-linear-gradient(top, #6cffff, #42a0d7);
    background: linear-gradient(to bottom, #6cffff, #42a0d7);
    color: #ffffff;
    text-decoration: none;
}
.buttoniso:active {
    background: #3785b3;
    background: -webkit-gradient(linear, left top, left bottom, from(#3785b3), to(#3785b3));
    background: -moz-linear-gradient(top, #3785b3, #3785b3);
    background: linear-gradient(to bottom, #3785b3, #3785b3);
}
.buttoniso:before{
    content:  "\0000a0";
    display: inline-block;
    height: 24px;
    width: 24px;
    line-height: 24px;
    margin: 0 4px -6px -4px;
    position: relative;
    top: 0px;
    left: 0px;
    background: url("data:image/png;base64,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") no-repeat left center transparent;
    background-size: 100% 100%;
}