body{font-family:helvetica,sans-serif;}
a{text-decoration:none;}
header{background:#002942;color:#fff;padding:1em;margin-bottom:.5em;}
.screen_content{display:none;}
.btn{display:inline-block;background-color:#e6e6e6;background-repeat:no-repeat;background-image:-webkit-gradient(linear, 0 0, 0 100%, from(#ffffff), color-stop(25%, #ffffff), to(#e6e6e6));background-image:-webkit-linear-gradient(#ffffff, #ffffff 25%, #e6e6e6);background-image:-moz-linear-gradient(top, #ffffff, #ffffff 25%, #e6e6e6);background-image:-ms-linear-gradient(#ffffff, #ffffff 25%, #e6e6e6);background-image:-o-linear-gradient(#ffffff, #ffffff 25%, #e6e6e6);background-image:linear-gradient(#ffffff, #ffffff 25%, #e6e6e6);padding:5px 14px 6px;text-shadow:0 1px 1px rgba(255, 255, 255, 0.75);color:#333;font-size:13px;line-height:normal;border:1px solid #ccc;border-bottom-color:#bbb;-webkit-border-radius:4px;-moz-border-radius:4px;border-radius:4px;-webkit-box-shadow:inset 0 1px 0 rgba(255, 255, 255, 0.2),0 1px 2px rgba(0, 0, 0, 0.05);-moz-box-shadow:inset 0 1px 0 rgba(255, 255, 255, 0.2),0 1px 2px rgba(0, 0, 0, 0.05);box-shadow:inset 0 1px 0 rgba(255, 255, 255, 0.2),0 1px 2px rgba(0, 0, 0, 0.05);-webkit-transition:0.1s linear all;-moz-transition:0.1s linear all;-ms-transition:0.1s linear all;-o-transition:0.1s linear all;transition:0.1s linear all;}