gistfile1.txt

.border-radius(@radius) {
    border-radius: @radius;
    -moz-border-radius: @radius;
    -webkit-border-radius: @radius;
}

#timetable {
    font-size: 14px;
    color: #333;
    font-weight: 400;
    min-height: 173px;

    @blue: #569ed4;

    a {
        color: @blue;
        cursor: pointer;
        text-decoration: none;

        &:hover {
            text-decoration: underline;
        }
    }

    .tt_header {
        border-bottom: 1px solid #ccc;
        position: relative;
        min-height: 50px;
        text-align: center;
        font-weight: 700;
        font-size: 14px;

        .tt_current-date {
            display: block;
            line-height: 30px;
            position: absolute;
            left: 75px;
            right: 75px;
            top: 10px;
        }

        .tt_button {
            .border-radius(4px);
            background-color: #eee;
            border: 1px solid #ccc;
            position: absolute;
            top: 10px;
            width: 30px;
            height: 30px;
            padding: 0;
            margin: 0;
            line-height: 28px;
            font-size: 16px;
        }

        .tt_prev-week {
            left: 5px;
        }

        .tt_prev-day {
            left: 5px + 30px + 5px;
        }

        .tt_next-day {
            right: 5px + 30px + 5px;
        }

        .tt_next-week {
            right: 5px;
        }
    }

    .tt_subheader {
        text-align: center;
        padding: 10px 0;
    }

    .tt_no-events p {
        text-align: center;
        line-height: 60px;
        padding: 10px;
        font-size: 18px;
        border-top: 1px solid #ccc;
        color: #ccc;
    }

    .tt_event {
        position: relative;
        padding: 10px 10px 0 65px;
        border-top: 1px solid #ccc;

        .tt_time {
            position: absolute;
            top: 0;
            left: 0;
            padding: 10px;
            font-weight: 700;

            .tt_hour {
                font-size: 18px;
            }

            .tt_period {
                font-size: 12px;
            }
        }

        .tt_details {

            .tt_name {
                cursor: pointer;
                display: block;
                font-size: 18px;
                font-weight: 700;
                margin-bottom: 5px;
            }

            .tt_host {
                display: block;
                margin-bottom: 10px;
                font-size: 12px;

                strong {
                    display: block;
                }
            }



            .tt_button.tt_green {
                font-size: 12px;
                margin: 0 0 10px;
                position: relative;
                padding: 5px 10px 5px 25px;
                .border-radius(4px);

                i {
                  left: 5px;
                  top: 50%;
                  transform: translateY(-50%);
                  font-size: 16px;
                  position: absolute;
                }
            }

            .tt_expanded-details {
                font-size: 12px;
                line-height: 1.4;

                label {
                    margin-top: 10px;
                    display: block;
                    font-weight: 700;
                }

                p {
                    margin: 0;
                }

                ul {
                    list-style: none;
                    margin: 0;
                    padding: 0;

                    li {
                        list-style: none;
                    }
                }
            }

            .tt_actions {
                margin: 15px 0;
                overflow: hidden;
            }
        }
    }
}

responsive

@media (max-width: 1200px) {

    #timetable {
        .tt_header {
            .border-radius(4px);
            border: 1px solid #ccc;
            position: relative;
            min-height: 20px;
            text-align: center;
            font-weight: 700;
            font-size: 14px;

            .tt_current-date {
                display: block;
                line-height: 20px;
                position: absolute;
                left: 45px;
                right: 45px;
                top: 0;
                font-size: 12px;
            }

            .tt_button {
                .border-radius(0);
                border: 0;
                top: 0;
                width: 20px;
                height: 20px;
                line-height: 18px;
            }

            .tt_prev-week {
                .border-radius(4px 0 0 4px);
                border-right: 1px solid #ccc;
                left: 0;
            }

            .tt_prev-day {
                border-right: 1px solid #ccc;
                left: 20px;
            }

            .tt_next-day {
                border-left: 1px solid #ccc;
                right: 20px;
            }

            .tt_next-week {
                .border-radius(0 4px 4px 0);
                border-left: 1px solid #ccc;
                right: 0;
            }
        }

        .tt_event {
            padding: 10px 0px 0 50px;
        
            .tt_time {
                padding: 10px 0;

                .tt_hour {
                    font-size: 16px;
                }

                .tt_period {
                    font-size: 10px;
                }
            }

            .tt_details {
                .tt_name {
                    font-size: 16px;
                }
            }
        }

    }
}