.cont_bga{ padding: 90px 0; width: 100%; background: #fff;}
.conta_tit{ font-size: 3rem; color: #202020;}
.conta_nr{ padding-top: 75px;}
.conta_nr ul{ display: flex; justify-content: space-between; flex-wrap: wrap;}
.conta_nr li{ flex: 0 1 30%;}
.conta_nr li:nth-child(n+4){ margin-top: 100px;}
.conta_nr li h3{ font-size: 1.5rem; color: #202020; line-height: 24px; padding-bottom: 20px; border-bottom: 1px solid #dedede; margin-bottom: 25px;}
.conta_nr li p{ line-height: 26px; margin-bottom: 15px; font-size: 1.125rem; color: #5b5b5b;}
.conta_nr li p a{ color: #5b5b5b; transition: 0.5s;}
.conta_nr li p:hover a,.conta_nr li:nth-child(3n-2) p:hover a{ color: #ab0000; transition: 0.5s;}
.conta_nr li p span{ font-family: '宋体'; padding-left: 10px;}
.conta_nr li:nth-child(3n-2) p a{ font-family: 'Dinr'; font-size: 1.875rem; color: #202020;}
.conta_nr li:nth-child(5) p a{ padding-right: 15px;}
.conta_nr li:nth-child(6) p:nth-last-child(1){ border: 1px solid #dedede; display: inline-block; padding: 6px; border-radius: 4px;}