.c-event.--top {
    padding: 2% 5%;
}
@media (max-width: 500px) {
    .c-event.--top {
        padding: 0% 0%;
        width: 100%;
        margin: -20px auto 0;
    }
}

.c-event a {
    color: #000;
    text-decoration: none;
}
.c-event__item * {
    margin: 0;
    line-height: 1.4;
}
.c-event > div,
.c-event__item {
    width: 85%;
    margin: 0 auto;
    display: flex;
    padding: 25px 0;
    text-align: left;
    position: relative;
    padding-right: 50px;
}
.c-event__item::before {
    content: '';
    display: block;
    width: 8px;
    height: 8px;
    border-top: 2px solid #4584ce;
    border-left: 2px solid #4584ce;
    transform: rotate(135deg); /* 矢印の角度の指定 */
    position: absolute;
    top: 50%;
    right: 15px;
    transform: rotate(135deg) translateY(-50%);
}
.c-event__item::after {
    content: '';
    display: block;
    position: absolute;
    bottom: 0;
    width: 100%;
    height: 2px;
    background-size: 10px 2px;
    background-image: linear-gradient(to right, #707070 2px, transparent 2px);
    background-repeat: repeat-x;
    background-position: left bottom;
}

.c-event__item time {
    text-align: left;
    font-weight: bold;
    color: #4584ce;
    width: 120px;
    display: block;
}
.c-event__item .--title {
    flex: 1;
}
@media (max-width: 500px) {
    .c-event__item {
        padding-right: 50px;
    }
    .c-event__item::before {
        right: 30px;
    }
    .c-event__item time {
        width: 90px;
        font-size: 12px;
    }
}