.g-button {display: inline-block;min-width: 46px;text-align: center;color: #444;font-size: 11px;font-weight: bold;height: 27px;padding: 0 8px;line-height: 27px;-webkit-border-radius: 2px;-moz-border-radius: 2px;border-radius: 2px;-webkit-transition: all 0.218s;-moz-transition: all 0.218s;-ms-transition: all 0.218s;-o-transition: all 0.218s;transition: all 0.218s;border: 1px solid #dcdcdc;background-color: #f5f5f5;background-image: -webkit-gradient(linear,left top,left bottom,from(#f5f5f5),to(#f1f1f1));background-image: -webkit-linear-gradient(top,#f5f5f5,#f1f1f1);background-image: -moz-linear-gradient(top,#f5f5f5,#f1f1f1);background-image: -ms-linear-gradient(top,#f5f5f5,#f1f1f1);background-image: -o-linear-gradient(top,#f5f5f5,#f1f1f1);background-image: linear-gradient(top,#f5f5f5,#f1f1f1);-webkit-user-select: none;-moz-user-select: none;user-select: none;cursor: default;}*+html .g-button {min-width: 70px;}button.g-button,input[type=submit].g-button {height: 29px;line-height: 29px;vertical-align: bottom;margin: 0;}*+html button.g-button,*+html input[type=submit].g-button {overflow: visible;}.g-button:hover {border: 1px solid #c6c6c6;color: #333;text-decoration: none;-webkit-transition: all 0.0s;-moz-transition: all 0.0s;-ms-transition: all 0.0s;-o-transition: all 0.0s;transition: all 0.0s;background-color: #f8f8f8;background-image: -webkit-gradient(linear,left top,left bottom,from(#f8f8f8),to(#f1f1f1));background-image: -webkit-linear-gradient(top,#f8f8f8,#f1f1f1);background-image: -moz-linear-gradient(top,#f8f8f8,#f1f1f1);background-image: -ms-linear-gradient(top,#f8f8f8,#f1f1f1);background-image: -o-linear-gradient(top,#f8f8f8,#f1f1f1);background-image: linear-gradient(top,#f8f8f8,#f1f1f1);-webkit-box-shadow: 0 1px 1px rgba(0,0,0,0.1);-moz-box-shadow: 0 1px 1px rgba(0,0,0,0.1);box-shadow: 0 1px 1px rgba(0,0,0,0.1);}.g-button:active {background-color: #f6f6f6;background-image: -webkit-gradient(linear,left top,left bottom,from(#f6f6f6),to(#f1f1f1));background-image: -webkit-linear-gradient(top,#f6f6f6,#f1f1f1);background-image: -moz-linear-gradient(top,#f6f6f6,#f1f1f1);background-image: -ms-linear-gradient(top,#f6f6f6,#f1f1f1);background-image: -o-linear-gradient(top,#f6f6f6,#f1f1f1);background-image: linear-gradient(top,#f6f6f6,#f1f1f1);-webkit-box-shadow: inset 0 1px 2px rgba(0,0,0,0.1);-moz-box-shadow: inset 0 1px 2px rgba(0,0,0,0.1);box-shadow: inset 0 1px 2px rgba(0,0,0,0.1);}.g-button:visited {color: #666;}.g-button-submit {border: 1px solid #3079ed;color: #fff;text-shadow: 0 1px rgba(0,0,0,0.1);background-color: #4d90fe;background-image: -webkit-gradient(linear,left top,left bottom,from(#4d90fe),to(#4787ed));background-image: -webkit-linear-gradient(top,#4d90fe,#4787ed);background-image: -moz-linear-gradient(top,#4d90fe,#4787ed);background-image: -ms-linear-gradient(top,#4d90fe,#4787ed);background-image: -o-linear-gradient(top,#4d90fe,#4787ed);background-image: linear-gradient(top,#4d90fe,#4787ed);}.g-button-submit:hover {border: 1px solid #2f5bb7;color: #fff;text-shadow: 0 1px rgba(0,0,0,0.3);background-color: #357ae8;background-image: -webkit-gradient(linear,left top,left bottom,from(#4d90fe),to(#357ae8));background-image: -webkit-linear-gradient(top,#4d90fe,#357ae8);background-image: -moz-linear-gradient(top,#4d90fe,#357ae8);background-image: -ms-linear-gradient(top,#4d90fe,#357ae8);background-image: -o-linear-gradient(top,#4d90fe,#357ae8);background-image: linear-gradient(top,#4d90fe,#357ae8);}.g-button-submit:active {-webkit-box-shadow: inset 0 1px 2px rgba(0,0,0,0.3);-moz-box-shadow: inset 0 1px 2px rgba(0,0,0,0.3);box-shadow: inset 0 1px 2px rgba(0,0,0,0.3);}
<input type="submit" class="g-button g-button-submit" value="Кнопка">