Add the download icon and preview with a new Code For Blogger

Edit Blogger Html Code
Find 

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CTRL+F and place the following code above it.

#wrap { margin: 20px auto; text-align: center; } .btn-slide, .btn-slide2 { position: relative; display: inline-block; height: 50px; width: 200px; line-height: 50px; padding: 0; border-radius: 50px; background: #fdfdfd; border: 2px solid #0099cc; margin: 10px; transition: .5s; } .btn-slide2 { border: 2px solid #efa666; } .btn-slide:hover { background-color: #0099cc; } .btn-slide2:hover { background-color: #efa666; } .btn-slide:hover span.circle, .btn-slide2:hover span.circle2 { left: 100%; margin-left: -45px; background-color: #fdfdfd; color: #0099cc; } .btn-slide2:hover span.circle2 { color: #efa666; } .btn-slide:hover span.title, .btn-slide2:hover span.title2 { left: 40px; opacity: 0; } .btn-slide:hover span.title-hover, .btn-slide2:hover span.title-hover2 { opacity: 1; left: 40px; } .btn-slide span.circle, .btn-slide2 span.circle2 { display: block; background-color: #0099cc; color: #fff; position: absolute; float: left; margin: 3px; line-height: 42px; height: 40px; width: 40px; top: 0; left: 0; transition: .5s; border-radius: 50%; } .btn-slide2 span.circle2 { background-color: #efa666; } .btn-slide span.title, .btn-slide span.title-hover, .btn-slide2 span.title2, .btn-slide2 span.title-hover2 { position: absolute; left: 90px; text-align: center; margin: 0 auto; font-size: 16px; font-weight: bold; color: #30abd5; transition: .5s; } .btn-slide2 span.title2, .btn-slide2 span.title-hover2 { color: #efa666; left: 80px; } .btn-slide span.title-hover, .btn-slide2 span.title-hover2 { left: 80px; opacity: 0; } .btn-slide span.title-hover, .btn-slide2 span.title-hover2 { color: #fff; }

Place the following code in HTML and change your thanhtuan.host link

<div id = "wrap"> <a href="thanhtuan.host" class="btn-slide"> <span class = "circle"> <i class = "fa fa-rocket"> </i> </span> </span> <span class = "title"> Preview </span> <span class = "title-hover"> Click here </span> </a> <a href = "thanhtuan.host" class = "btn-slide2" target = " _blank "> <span class = "circle2"> <i class ="fa fa-download"> </i> </span> <span class = "title2"> Upload </span> <span class = "title-hover2"> Click here </span> </a> </div>

Demo