timeline style : demo 129

CSS

(Fonts required: Roboto.)
                        .main-timeline{ font-family: 'Roboto', sans-serif; }
                        .main-timeline:after{
                            content: '';
                            display: block;
                            clear: both;
                        }
                        .main-timeline .timeline{
                            width: calc(50% + 52px);
                            padding: 27px 93px 27px 0;
                            margin: 0 5px 0 0;
                            float: left;
                        }
                        .main-timeline .timeline-content{
                            color: #fff;
                            background: linear-gradient(to right, #037FD7, #09589A);
                            text-align: center;
                            padding: 20px 75px 20px 20px;
                            border-radius: 10px 0 0 10px;
                            display: block;
                            position: relative;
                            z-index: 1;
                        }
                        .main-timeline .timeline-content:hover{ text-decoration: none; }
                        .main-timeline .timeline-content:before{
                            content: "";
                            background: linear-gradient(45deg, transparent 50%, #037FD7 50%);
                            width: 150px;
                            height: 150px;
                            border-radius: 0 30px 0 0;
                            transform: translateY(-50%) rotate(45deg);
                            position: absolute;
                            top: 50%;
                            right: -75px;
                        }
                        .main-timeline .timeline-icon{
                            background: #fff;
                            background: linear-gradient(to right, #037FD7, #09589A);
                            font-size: 55px;
                            line-height: 100px;
                            width: 120px;
                            height: 120px;
                            border: 12px solid #fff;
                            border-radius: 50%;
                            box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
                            transform: translateY(-50%);
                            position: absolute;
                            top: 50%;
                            right: -60px;
                        }
                        .main-timeline .title{
                            font-size: 25px;
                            font-weight: 700;
                            text-transform: capitalize;
                            margin: 0 0 8px;
                        }
                        .main-timeline .description{
                            color: #fff;
                            font-size: 14px;
                            font-weight: 400;
                            line-height: 20px;
                            letter-spacing: 1px;
                            margin: 0;
                        }
                        .main-timeline .timeline:nth-child(even){
                            padding: 27px 0 27px 93px;
                            margin: 0 0 0 5px;
                            float: right;
                        }
                        .main-timeline .timeline:nth-child(even) .timeline-content{
                            padding: 20px 20px 20px 75px;
                            border-radius: 0 10px 10px 0;
                        }
                        .main-timeline .timeline:nth-child(even) .timeline-content:before{
                            transform: translateY(-50%) rotate(-135deg);
                            right: auto;
                            left: -75px;
                        }
                        .main-timeline .timeline:nth-child(even) .timeline-icon{
                            right: auto;
                            left: -60px;
                        }
                        .main-timeline .timeline:nth-child(4n+2) .timeline-content,
                        .main-timeline .timeline:nth-child(4n+2) .timeline-icon{
                            background: linear-gradient(to right, #e55f00, #fc7e00);
                        } 
                        .main-timeline .timeline:nth-child(4n+2) .timeline-content:before{
                            background: linear-gradient(45deg, transparent 50%, #fc7e00 50%);
                        } 
                        .main-timeline .timeline:nth-child(4n+3) .timeline-content,
                        .main-timeline .timeline:nth-child(4n+3) .timeline-icon{
                            background: linear-gradient(to right, #E61E93, #BA117A);
                        } 
                        .main-timeline .timeline:nth-child(4n+3) .timeline-content:before{
                            background: linear-gradient(45deg, transparent 50%, #E61E93 50%);
                        } 
                        .main-timeline .timeline:nth-child(4n+4) .timeline-content,
                        .main-timeline .timeline:nth-child(4n+4) .timeline-icon{
                            background: linear-gradient(to right, #0eaf97, #36c9b5);
                        } 
                        .main-timeline .timeline:nth-child(4n+4) .timeline-content:before{
                            background: linear-gradient(45deg, transparent 50%, #36c9b5 50%);
                        } 
                        @media screen and (max-width:767px){
                            .main-timeline .timeline{ width: 100%; }
                        }
                        @media screen and (max-width:479px){
                            .main-timeline .timeline,
                            .main-timeline .timeline:nth-child(even){
                                padding: 93px 0 0 0;
                                margin: 0 0 30px;
                            }
                            .main-timeline .timeline-content,
                            .main-timeline .timeline:nth-child(even) .timeline-content{
                                padding: 75px 20px 20px;
                                border-radius: 0 0 10px 10px;
                            }
                            .main-timeline .timeline-content:before,
                            .main-timeline .timeline:nth-child(even) .timeline-content:before{
                                transform: translateX(-50%) translateY(0) rotate(-45deg);
                                top: -75px;
                                right: auto;
                                left: 50%;
                            }
                            .main-timeline .timeline-icon,
                            .main-timeline .timeline:nth-child(even) .timeline-icon{
                                transform: translateX(-50%) translateY(0);
                                top: -60px;
                                left: 50%;
                                right: auto;
                            }
                            .main-timeline .title{ font-size: 22px; }
                        }
                    
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