Bách khoa toàn thư mở Wikipedia
.read-more-btn {
font-size: 0.85em;
padding: 0 0.35em;
border-width: 1px;
border-style: solid;
border-radius: 2px;
border-color: #cacaca;
background-color: #f8f9fa;
transition-property: background-color, color, border-color, box-shadow;
transition-duration: .1s;
white-space: nowrap;
display: inline-flex;
align-items: center;
cursor: pointer;
}
.read-more-btn:hover {
background-color: #fff;
}
.read-more-btn:active {
border-color: #72777d;
background-color: #cbcbcb;
}
.read-more-btn:focus {
border-color: #36c;
box-shadow: inset 0 0 0 1px #36c;
}
.read-more-btn a {
color: #202122;
text-decoration: none;
}
.read-more-btn__arrow-icon {
background-image: url(//upload.wikimedia.org/wikipedia/commons/e/ef/OOjs_UI_icon_arrowNext-ltr.svg);
background-size: 0.85em;
height: 0.85em;
width: 0.85em;
margin-left: 3.5px;
}