#wrap {
    background-color: #ddd;
    padding: 50px 0;
}

#slider {
    width: 300px;
    margin: 0 auto;
}

button {
    margin: 0;
    padding: 0;
    background: none;
    border: none;
    border-radius: 0;
    outline: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

.slide-arrow {
    position: absolute;
    top: 50%;
    margin-top: -15px;
}

.prev-arrow {
    left: 35px;
    width: 0;
    height: 0;
    z-index: 10;
}

.next-arrow {
    right: 85px;
    width: 0;
    height: 0;
    z-index: 10;
}

.glyphicon {
    font-size: 50px;
    color: #e6e6e6;
}

@media(max-width : 767px) {
    .prev-arrow {
        left: 25px;
        width: 0;
        height: 0;
        z-index: 10;
    }

    .next-arrow {
        right: 45px;
        width: 0;
        height: 0;
        z-index: 10;
    }

    .glyphicon {
        font-size: 20px !important;
    }
}