This is a very importanbt on your blog website visitor easily find catogries so use this on front of page visitor easily find every thing and visitor again visit your blog and website if visitor cant fine posts he not camo again on your website blog etc so make your blog easy for visitors
      
   
How to add a lable widget in blog
 Step1 
      Go to blogger.com
Step2
      sign in to your account
Step3
      Go to template>edit HTML
Step4
      Click inside area and press 
              CTRL+F
      ]]></b:skin>   
Copy and paste in search box and find this in HTML
and copy this code and paste above on ]]></b:skin>
.Label li {
        background: linear-gradient(to bottom, #6B6B6B 0%, #6B6B6B 4%, #333333 1%, #2B2B2B 100%) repeat scroll 0 0 transparent;
        border: 1px solid;
        border-radius: 6px 6px 6px 6px;
        float: left;
        font-size: 116%;
        list-style: none outside none;
        margin: 2px;
        padding: 4px;
        transition: all 0.3s ease 0s;
    }
.Label li:hover {
    transform: rotate(351deg) scale(1.7);
}
.Label a {
    color: #fff;
    text-decoration: none;
}
if you want to new style on your blog check this
HTML CODE
 .Label li:before {
        background-image: -moz-linear-gradient(left top , #FEDA71, #FEBA47);
        border-bottom: 1px solid #D99D38;
        border-left: 1px solid #D99D38;
        content: "";
        height: 1.39em;
        left: -0.69em;
        position: absolute;
        top: 0.2em;
        transform: rotate(45deg);
        width: 1.3em;
        z-index: 1;
    }
    .Label li:after {
        background: none repeat scroll 0 0 #FFFFFF;
        border: 1px solid #D99D38;
        border-radius: 4.167em 4.167em 4.167em 4.167em;
        box-shadow: 0 1px 0 #FAEABA;
        content: "";
        height: 0.5em;
        left: -0.083em;
        position: absolute;
        top: 0.667em;
        width: 0.5em;
        z-index: 9999;
    }
    .Label li {
        background-image: -moz-linear-gradient(center top , #FEDA71, #FEBA47);
        border-bottom: 1px solid #D99D38;
        border-radius: 0 0.25em 0.25em 0;
        border-right: 1px solid #D99D38;
        border-top: 1px solid #D99D38;
        box-shadow: 0 1px 0 #FAEABA inset, 0 1px 1px rgba(0, 0, 0, 0.1);
        color: #996633;
        float: left;
        font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif;
        font-size: 0.75em;
        font-weight: bold;
        list-style: none outside none;
        margin: 0 0 7px 20px;
        padding: 0.417em 0.417em 0.417em 0.917em;
        position: relative;
        text-decoration: none;
        text-shadow: 0 1px 0 rgba(255, 255, 255, 0.4);
        z-index: 1;
    }
