.loading:after {
    content: '';
    display: block;
    background: #fff 50% 50% no-repeat url(../images/loading.gif);
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 10;
    -moz-opacity: .5;
    -khtml-opacity: .5;
    opacity: .5;
}
.loading {
    position: relative;
}
.input-field {
    position: relative;
}
.input-field.error input,
.input-field.error textarea {
    border: 1px solid red;
}
.input-field span.error {
    position: absolute;
    bottom: -20px;
    color: red;
    right: 0;
}
.slider-thumbs__slide {
    cursor: pointer;
}
.contacts__text {
    display: initial;
}
@media screen and (max-width: 970px) {
    .item_half {
        min-height: 200px;
    }
}