.slider {
    text-align: center;
    color: #000;
    height: 350px;
}

.slider__container::before {
    content: '';
    position: absolute;
    width: calc(100% - 33px);
    height: calc(100% - 33px);
    border: 1px solid #979797;
    left: 15px;
    top: 15px;
}

.slider__container {
    background: rgba(255, 255, 255, 0.8);
    width: 740px;
    position: relative;
    padding: 30px 0 40px 0;
}

.slider__ttl {
    font-size: 55px;
    font-family: 'Playfair_Display', sans-serif;
    line-height: 65px;
    margin-bottom: 5px;
}

.slider .relative {
    background-size: cover;
    background-position: center;
    height: 350px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.slider__txt {
    font-size: 35px;
    font-family: 'ProximaNova', sans-serif;
    font-weight: 100;
}

.slider .slick-dots {
    position: absolute;
    left: 0;
    bottom: 35px;
    width: 100%;
}

.slider .slick-dots li.slick-active,
.slider .slick-dots li:hover {
    background: #404044;
}

.slider .slick-dots li {
    border: 1px solid #404044;
    border-radius: 100%;
    width: 15px;
    cursor: pointer;
    height: 15px;
    display: inline-block;
    transition: 0.3s;
    vertical-align: middle;
    margin: 0 5px;
}

.slider .slick-dots button {
    border: none;
    font-size: 0
}

.slider__img {
    position: absolute;
    right: 0;
    top: 0;
    z-index: 1;
    width: 100%;
    height: 100%;
    -o-object-fit: cover;
    object-fit: cover;
}


.slider .slick-arrow.slick-prev {
    left: 18px;
    -webkit-transform: rotate(180deg);
    -ms-transform: rotate(180deg);
    transform: rotate(180deg);
}

.slider .slick-arrow.slick-next {
    right: 21px;
}

.slider .slick-arrow:hover {
    opacity: 1;
}

.slider .slick-arrow {
    background: url(../i/arr-left-white.png) center / 25px no-repeat;
    position: absolute;
    z-index: 3;
    cursor: pointer;
    top: 0;
    opacity: 0.7;
    height: 100%;
    border: none;
    font-size: 0;
    width: 50px;
}

@media screen and (max-width: 1140px) {
    .slider__container {
        margin-left: 15px;
        margin-right: 15px;
    }

    .slider__ttl {
        font-size: 40px;
        line-height: 44px;
        margin-bottom: 20px;
    }

    .slider__txt {
        line-height: 29px;
        font-size: 25px;
    }

    .slider .slick-dots {
        bottom: 20px;
    }
}

@media screen and (max-width: 900px) {
    .slider__container {
        width: auto;
        padding: 35px 25px;
    }

    .slider .slick-arrow.slick-next {
        right: 0;
    }

    .slider .slick-arrow.slick-prev {
        left: 0;
    }.slider .slick-arrow{
             background-size: 7px;
             width: 15px;
         }
}

@media screen and (max-width: 375px) {
    .slider__ttl {
        font-size: 35px;
        line-height: 38px;
    }
}