.border-box{border:2px solid #ccc;line-height:1.8}.border-box h1,.border-box h2,.border-box h3,.border-box h4,.border-box h5,.border-box h6{margin-bottom:10px}.border-box h5{font-size:14px}.border-box p{font-size:13px}@media screen and (min-width:500px){.border-box h5{font-size:16px}}.border-box h1:first-child,.border-box h2:first-child,.border-box h3:first-child,.border-box h4:first-child,.border-box h5:first-child,.border-box h6:first-child{margin-top:0!important}