Typecho美化主题教程

ol{
  list-style: none;  /* 隐藏原来的 1. 2. 等序号样式 */
  counter-reset: ol-li;
}

ol li:before {
    display: block;
    float: left;
    width: 19px;   /* 宽度和高度需要根据自己的字体大小进行修正 */
    height: 19px;
    line-height: 19px;
    margin: 4px 12px 0 0;
    color: #fff;
    font-size: 16px;
    font-weight: 300;
    font-style: normal;
    background-color: #49b1f5;
    border-radius: 50%;
    text-align: center;
    content: counter(ol-li);
    counter-increment: ol-li;
    transition: all .5s;
}

ol li:hover::before{
    transform: rotate(360deg);
    -webkit-transform: rotate(360deg);
    -moz-transform: rotate(360deg);
    -o-transform: rotate(360deg);
    -ms-transform: rotate(360deg);
}

<link type='text/css' rel="stylesheet" href="https://cdn.jsdelivr.net/npm/font-awesome@4.7.0/css/font-awesome.min.css" media='all'/>

/* 美化 hr 样式 */
hr {
    position: relative;
    margin: 2rem auto;
    width: calc(100% - 4px);
    border: 2px dashed #a4d8fa;
    background: #fff;
}
 
hr {
    box-sizing: content-box;
    height: 0;
    overflow: visible;
}
 
hr:before {
    position: absolute;
    top: -10px;
    left: 5%;
    z-index: 1;
    color: #49b1f5;
    content: '\f0c4';
    font: normal normal normal 14px/1 FontAwesome;
    font-size: 20px;
    -webkit-transition: all 1s ease-in-out;
    -moz-transition: all 1s ease-in-out;
    -o-transition: all 1s ease-in-out;
    -ms-transition: all 1s ease-in-out;
    transition: all 1s ease-in-out;
}
 
hr:hover::before{
    left: 95%;
}

<link href="https://cdn.bootcdn.net/ajax/libs/font-awesome/5.13.1/css/all.min.css" rel="stylesheet">

.tip {
    position: relative;
    color: #fff;
    background: #20a0ff;
    background: -webkit-gradient(linear,left top,right top,from(#20a0ff),to(#20b8ff));
    background: -webkit-linear-gradient(left,#20a0ff,#20b8ff);
    background: linear-gradient(90deg,#20a0ff,#20b8ff);
    padding: 6px 20px;
    border-radius: 10px;
    -webkit-box-shadow: 0 3px 5px rgba(32,160,255,.5);
    box-shadow: 0 3px 5px rgba(32,160,255,.5);
    margin-bottom: 20px
}
 
.tip p {
    margin: 5px 0!important
}
 
.tip:before {
    background: #20a0ff;
    background: -webkit-gradient(linear,left bottom,left top,from(#0092ff),to(#20b8ff));
    background: -webkit-linear-gradient(bottom,#0092ff,#20b8ff);
    background: linear-gradient(0deg,#0092ff,#20b8ff);
    border-radius: 50%;
    color: #fff;
    content: "\f129";
    font-size: 12px;
    position: absolute;
    width: 24px;
    height: 24px;
    line-height: 24.5px;
    left: -12px;
    top: -12px;
    -webkit-box-shadow: 0 0 0 2.5px #fff;
    box-shadow: 0 0 0 2.5px #fff;
    font-weight: 600;
    font-family: "Font Awesome 5 Free";
    text-align: center
}
 
.btn,.getit a {
    position: relative
}
 
.well .tip:before {
    -webkit-box-shadow: 0 0 0 2.5px #f7f8f9;
    box-shadow: 0 0 0 2.5px #f7f8f9
}
 
.tip ol {
    margin: 0
}
 
.tip.success {
    background: #61be33;
    background: -webkit-gradient(linear,left top,right top,from(#61be33),to(#8fce44));
    background: -webkit-linear-gradient(left,#61be33,#8fce44);
    background: linear-gradient(90deg,#61be33,#8fce44);
    text-shadow: 0 -1px #61be33;
    -webkit-box-shadow: 0 3px 5px rgba(104,195,59,.5);
    box-shadow: 0 3px 5px rgba(104,195,59,.5)
}
 
.tip.success:before {
    background: -webkit-gradient(linear,left bottom,left top,from(#52bb1d),to(#95d34b));
    background: -webkit-linear-gradient(bottom,#52bb1d,#95d34b);
    background: linear-gradient(0deg,#52bb1d,#95d34b);
    content: "\f00c";
    text-shadow: 0 -1px #61be33
}
 
.tip.warning {
    background: #ff953f;
    background: -webkit-gradient(linear,left top,right top,from(#ff953f),to(#ffb449));
    background: -webkit-linear-gradient(left,#ff953f,#ffb449);
    background: linear-gradient(90deg,#ff953f,#ffb449);
    text-shadow: 0 -1px #ff953f;
    -webkit-box-shadow: 0 3px 5px rgba(255,154,73,.5);
    box-shadow: 0 3px 5px rgba(255,154,73,.5)
}
 
.tip.warning:before {
    background: -webkit-gradient(linear,left bottom,left top,from(#ff8f35),to(#ffc149));
    background: -webkit-linear-gradient(bottom,#ff8f35,#ffc149);
    background: linear-gradient(0deg,#ff8f35,#ffc149);
    content: "\f12a";
    text-shadow: 0 -1px #ff953f
}
 
.tip.error {
    background: #ff4949;
    background: -webkit-gradient(linear,left top,right top,from(#ff4949),to(#ff7849));
    background: -webkit-linear-gradient(left,#ff4949,#ff7849);
    background: linear-gradient(90deg,#ff4949,#ff7849);
    text-shadow: 0 -1px #ff4949;
    -webkit-box-shadow: 0 3px 5px rgba(255,73,73,.5);
    box-shadow: 0 3px 5px rgba(255,73,73,.5)
}
 
.tip.error:before {
    background: -webkit-gradient(linear,left bottom,left top,from(#ff3838),to(#ff7849));
    background: -webkit-linear-gradient(bottom,#ff3838,#ff7849);
    background: linear-gradient(0deg,#ff3838,#ff7849);
    content: "\f00d";
    text-shadow: 0 -1px #ff4949
}
 
/*夜间适配*/
.night .tip {
    filter: brightness(0.7);
}
 
/* snote夜间模式 */
.night .tip{
  color: #4c4948;
}

<div class='tip'><p>默认情况<p></div>
<div class='tip success'><p>success<p></div>
<div class='tip error'><p>error<p></div>
<div class='tip warning'><p>warning<p></div>