.shadow{
    box-shadow: 0 22px 59px -35px rgba(0,0,0,0.67)
    }
.color-mask{
    background: -moz-linear-gradient(left, rgba(0,0,0,1) 0%, rgba(0,0,0,1) 8%, rgba(0,0,0,0.6) 52%, rgba(0,0,0,0) 86%, rgba(0,0,0,0) 100%); /* FF3.6-15 */
    background: -webkit-linear-gradient(left, rgba(0,0,0,1) 0%,rgba(0,0,0,1) 8%,rgba(0,0,0,0.6) 52%,rgba(0,0,0,0) 86%,rgba(0,0,0,0) 100%); /* Chrome10-25,Safari5.1-6 */
    background: linear-gradient(to right, rgba(0,0,0,1) 0%,rgba(0,0,0,1) 8%,rgba(0,0,0,0.6) 52%,rgba(0,0,0,0) 86%,rgba(0,0,0,0) 100%); /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#000000', endColorstr='#00000000',GradientType=1 ); /* IE6-9 */
}