Şablon:Anasayfa/sınıflar.css

.lesson {
  margin: 20px
}

* {
    box-sizing: border-box
}

section {
    margin: 20px auto;
    width: 940px;
    text-align: center;
    font-weight: bold
}

.item {
    width: 10%;
    float: left;
    height: 200px;
    line-height: 200px;
    cursor: pointer;
    border-right: 1px solid #FFF
}

.info {
    float: left;
    background-color: #DDD;
    height: 200px;
    width: 0;
    display: none
}