// Шрифт
@mixin font-family () {
	font-family: "Open Sans", Arial, sans-serif;
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}
// Текст в одну строку
@mixin text-single-line () {
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}
// Стиль placeholder для тега input
@mixin placeholder ($color: rgba(#000000, 0.5)) {
	// https://stackoverflow.com/questions/15497550/change-input-placeholder-color-darker
	&::-webkit-input-placeholder {
		color: $color;
		opacity: 1 !important; // For older chrome versions
	}
	&::-moz-placeholder { /* Firefox 18- */
		color: $color;
		opacity: 1 !important;
	}
	&:-moz-placeholder { /* Firefox 19+ */
		color: $color;
		opacity: 1 !important;
	}
	&:-ms-input-placeholder { color: $color; }
}
// Сброс стандартного оформления
@mixin reset-input () {
	&::-ms-clear,
	&::-ms-reveal {
		display: none;
	}
	&[type='number'] {
		-moz-appearance: textfield;
	}
	&::-webkit-outer-spin-button,
	&::-webkit-inner-spin-button {
		-webkit-appearance: none;
	}
	&:required,
	&:invalid {
		box-shadow: none;
	}
}