CSS3: input field focus styles

.class {
    background-color: #FFFFFF;
    border: 1px solid #CCCCCC;
    box-shadow: 0 1px 1px rgba(0, 0, 0, 0.075) inset;
    transition: border 0.2s linear 0s, box-shadow 0.2s linear 0s;
}
.class:focus {
    border-color: rgba(82, 168, 236, 0.8);
    box-shadow: 0 1px 1px rgba(0, 0, 0, 0.075) inset, 0 0 8px rgba(82, 168, 236, 0.6);
    outline: 0 none;
}