Bách khoa toàn thư mở Wikipedia
.main-box {
position: relative;
margin: 1.2rem auto;
padding: 1rem 2rem;
max-width: 46.5rem;
color: #fff;
font-family: "EB Garamond", serif;
font-size: 1.4rem;
background-color: rgba(37, 112, 140, 0.41);
box-shadow: 0 2px 5px #c5c5c5;
}
.main-box::before {
content: "";
z-index: -1;
position: absolute;
top: 0;
right: 0;
width: 100%;
height: 100%;
background-image: url(//upload.wikimedia.org/wikipedia/commons/7/77/2013-04-29_14-08-33-fleurs.jpg);
background-size: cover;
background-repeat: no-repeat;
}
.main-box *::selection {
background: rgba(236,236,236,0.35);
}
.main-box a {
color: #ffff76;
}
.main-box a:active,
.main-box a:focus {
background-color: rgba(255,207,98,0.5);
color: #fff;
}