.box20 {
    position: relative;
    padding: 0.25em 1em;
    margin: 2em 0;
    top: 0;
    background: #efefef;
}
.box20:before, .box20:after{ 
    position: absolute;
    top: 0;
    content:'';
    width: 10px;
    height: 100%;
    display: inline-block;
    box-sizing: border-box;
}
.box20:before{
    border-left: dotted 2px #15adc1;
    border-top: dotted 2px #15adc1;
    border-bottom: dotted 2px #15adc1;
    left: 0;
}
.box20:after{
    border-top: dotted 2px #15adc1;
    border-right: dotted 2px #15adc1;
    border-bottom: dotted 2px #15adc1;
    right: 0;
}
.box20 p {
    margin: 0; 
    padding: 0;
}.box25{
    position: relative;
    background: #fff0cd;
    box-shadow: 0px 0px 0px 5px #fff0cd;
    border: dashed 2px white;
    padding: 0.2em 0.5em;
    color: #454545;
}
.box25:after{
    position: absolute;
    content: '';
    right: -7px;
    top: -7px;
    border-width: 0 15px 15px 0;
    border-style: solid;
    border-color: #ffdb88 #fff #ffdb88;
    box-shadow: -1px 1px 1px rgba(0, 0, 0, 0.15);
}
.box25 p {
    margin: 0; 
    padding: 0;
}.box29 {
    margin: 2em 0;
    background: #dcefff;
}
.box29 .box-title {
    font-size: 1.2em;
    background: #5fb3f5;
    padding: 4px;
    text-align: center;
    color: #FFF;
    font-weight: bold;
    letter-spacing: 0.05em;
}
.box29 p {
    padding: 15px 20px;
    margin: 0;
}.box11{
    padding: 0.5em 1em;
    margin: 0.2em 0;
    color: #5d627b;
    background: white;
    border-top: solid 5px #5d627b;
    box-shadow: 0 3px 5px rgba(0, 0, 0, 0.22);
}
.box11 p {
    margin: 0; 
    padding: 0;
}.pagetop
    {
    position: fixed;
    bottom: 8px;
    right: 8px;
    }
 
.pagetop a
    {
    display: block;
    text-decoration: none;
    }
 
.pagetop:hover
{
    opacity: 1.00 ;
}