.box3 {
    padding: 0.5em 1em;
    margin: 2em 0;
    color: #2c2c2f;
    background: #cde4ff;/*背景色*/
}
.box3 p {
    margin: 0; 
    padding: 0;
}

.box5 {
    padding: 0.5em 1em;
    margin: 2em 0;
    border: double 5px #4ec4d3;
}
.box5 p {
    margin: 0; 
    padding: 0;
}

.box28 {
    position: relative;
    margin: 2em 0;
    padding: 25px 10px 7px;
    border: solid 2px #FFC107;
}
.box28 .box-title {
    position: absolute;
    display: inline-block;
    top: -2px;
    left: -2px;
    padding: 0 9px;
    height: 25px;
    line-height: 25px;
    vertical-align: middle;
    font-size: 17px;
    background: #FFC107;
    color: #ffffff;
    font-weight: bold;
}
.box28 p {
    margin: 0; 
    padding: 0;
}

.box23 {
    position: relative;
    margin: 2em 0 2em 40px;
    padding: 8px 15px;
    background: #fff0c6;
    border-radius: 30px;
}
.box23:before{font-family: FontAwesome;
    content: "\f111";
    position: absolute;
    font-size: 15px;
    left: -40px;
    bottom: 0;
    color: #fff0c6;
}
.box23:after{
    font-family: FontAwesome;
    content: "\f111";
    position: absolute;
    font-size: 23px;
    left: -23px;
    bottom: 0;
    color: #fff0c6;
}
.box23 p {
    margin: 0; 
    padding: 0;
}