Check out the demo, then get started here:
1. Go to Blogger Dashboard > Template.
2. Edit HTML.
3. Search for <head> and copy and paste these codes just below it:
<script
src='http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js'
type='text/javascript'/>
<script
src='http://downloads.mybloggertricks.com/scrolltop.js'
type='text/javascript'/>
Search for ]]></b:skin>
5. Paste these circular styles provided by Mohammad above ]]></b:skin>
@-webkit-keyframes arrow_to_top{
0%{
top:10px
}
50%{
top:5px
}
100%{
top:10px
}
}
@-moz-keyframes
arrow_to_top{
0%{
top:10px
}
50%{
top:5px
}
100%{
top:10px
}
}
@keyframes
arrow_to_top{
0%{
top:10px
}
50%{
top:5px
}
100%{
top:10px
}
}
#back-top,
#back-top:hover{
position: fixed;
display:block;
display:none;
bottom: 20px;
right:20px;
cursor:pointer;
width: 52px;
height:52px;
text-align: center;
text-decoration:
none;
color: #797e82;
color:
rgba(100,100,100,0.8);
font-size:16px;
border:1px solid
#c5ccd3;
border-radius:30px;
z-index:9999;
padding-top:35px;
-webkit-box-sizing:
border-box;
-moz-box-sizing:
border-box;
box-sizing:
border-box;
background: #dee1e7;
background:
rgba(208,215,222,0.5);
}
#back-top:hover{
color:#000;
text-shadow:1px 1px 0
#fff;
background: #d0d7de;
background:
rgba(208,215,222,0.9);
border-color:#8fa8c1;
}
#back-top:before{
display:block;
content:"";
position:absolute;
z-index:998;
background: #e2e3e6;
background:
rgba(222,225,231,0.3);
width: 66px;
height:66px;
border-radius:35px;
border:1px solid
#c5ccd3;
top:-9px;
left:-9px
}
#back-top:hover:before{
border-color:#8fa8c1
}
#back-top:after{
display:block;
content:"";
position:absolute;
z-index:10000;
background:
url(https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh1H4WjSS_UFDkWjZPOed_iiL-HzyS7YnZPc7YlRrduVOd7ei2iYgAsxxNwbRQ4uy8cbBdwcWV_6sB3HiFwphyUVcEJbxMn6_OQISy8SumoliwZux29VvOJKwW6II0q3FYO1OYFpi0IAZjV/s400/sprite-mbt.png)
-10px -5px no-repeat;
opacity:0.5;
width: 10px;
height:23px;
top:10px;
left:50%;
margin-left:-5px;
}
#back-top,
#back-top:after, #back-top:before{
-webkit-transition:
0.5s;
-moz-transition:
0.5s;
-o-transition: 0.5s;
-ms-transition: 0.5s;
transition: 0.5s;
}
#back-top:hover:after{
opacity:1;
-moz-animation-duration: .5s;
-moz-animation-iteration-count: infinite;
-moz-animation-name:
arrow_to_top;
-moz-animation-timing-function: linear;
-webkit-animation-duration: .5s;
-webkit-animation-iteration-count: infinite;
-webkit-animation-name:
arrow_to_top;
-webkit-animation-timing-function: linear;
animation-duration:
.5s;
animation-iteration-count: infinite;
animation-name:
arrow_to_top;
animation-timing-function: linear;
}
6. Paste this HTML code below <body>
<a href='#top' id='back-top' style='right:0px; display:
inline;'/>
7. Save.
Note: Always have a backup of your template before editing it.