CSS for blinking

CSS for blinking

.blink_me {
        -webkit-animation-name: blinker;
        -webkit-animation-duration: 2s;
        -webkit-animation-timing-function: linear;
        -webkit-animation-iteration-count: infinite;
        
        -moz-animation-name: blinker;
        -moz-animation-duration: 2s;
        -moz-animation-timing-function: linear;
        -moz-animation-iteration-count: infinite;
        
        animation-name: blinker;
        animation-duration: 2s;
        animation-timing-function: linear;
        animation-iteration-count: infinite;
    }

    @-moz-keyframes blinker {  
        0% { opacity: 1.0; }
        50% { opacity: 0.2; }
        100% { opacity: 1.0; }
    }

    @-webkit-keyframes blinker {  
        0% { opacity: 1.0; }
        50% { opacity: 0.2; }
        100% { opacity: 1.0; }
    }

    @keyframes blinker {  
        0% { opacity: 1.0; }
        50% { opacity: 0.2; }
        100% { opacity: 1.0; }
    }