倒计时CSS3
<div class="progress blue">
<span class="progress-left">
<span class="progress-bar" style="transform:rotate({{rotate-180 > 0 ?rotate-180:0 }}deg)"></span>
</span>
<span class="progress-right">
<span class="progress-bar" style="transform:rotate({{rotate >= 180 ? 180 : rotate}}deg)"></span>
</span>
<div class="progress-value">{{persent}}S</div>
</div>
/*************************/
ul, li, a, p, span, div, dl, dt, dd, strong, big, em, view, img, image, article,
footer, body, html, page, textarea, input, radio, center {
box-sizing: border-box;
display:block;
-moz-box-sizing: border-box; /* Firefox */
-webkit-box-sizing: border-box; /* Safari */
margin: 0;
padding: 0;
-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
-webkit-focus-ring-color: rgba(0, 0, 0, 0);
-moz-tap-highlight-color: rgba(0, 0, 0, 0);
-moz-focus-ring-color: rgba(0, 0, 0, 0);
}
.progress {
width: 150px;
height: 150px;
line-height: 150px;
background: none;
margin: 0 auto;
position: relative;
}
.progress:after {
content: "";
width: 100%;
height: 100%;
border-radius: 50%;
position: absolute;
top: 0;
left: 0;
}
.progress > span {
width: 50%;
height: 100%;
overflow: hidden;
position: absolute;
top: 0;
z-index: 1;
}
.progress .progress-left {
left: 0;
}
.progress .progress-bar {
width: 100%;
height: 100%;
background: none;
border-width: 2px;
border-style: solid;
position: absolute;
top: 0;
}
.progress .progress-left .progress-bar {
left: 100%;
border-top-right-radius: 75px;
border-bottom-right-radius: 75px;
border-left: 0;
-webkit-transform-origin: center left;
transform-origin: center left;
}
.progress .progress-right {
right: 0;
}
.progress .progress-right .progress-bar {
left: -100%;
border-top-left-radius: 80px;
border-bottom-left-radius: 80px;
border-right: 0;
-webkit-transform-origin: center right;
transform-origin: center right;
}
.progress .progress-value {
width: 85%;
height: 85%;
border-radius: 50%;
border: 2px solid #ebebeb;
font-size: 32px;
line-height: 125px;
text-align: center;
position: absolute;
top: 7.5%;
left: 7.5%;
}
.progress.blue .progress-bar {
border-color: #049dff;
}
.progress.blue .progress-value {
color: #049dff;
}
