CSS start

style.css

/* ___________1. Сброс CSS_____________________ */
a,abbr,address,article,aside,audio,b,blockquote,body,canvas,caption,cite,code,dd,del,details,dfn,div,dl,dt,em,embed,fieldset,figcaption,figure,footer,form,h1,h2,h3,h4,h5,h6,header,html,i,iframe,img,ins,kbd,label,legend,li,mark,nav,object,ol,output,p,pre,q,ruby,s,samp,section,small,span,strong,sub,summary,sup,table,tbody,td,tfoot,th,thead,time,tr,u,ul,var,video{margin:0;padding:0;border:0;font-size:100%;vertical-align:baseline}article,aside,details,figcaption,figure,footer,header,nav,section{display:block}body{line-height:1}ol,ul{list-style:none}blockquote,q{quotes:none}blockquote::after,blockquote::before,q::after,q::before{content:'';content:none}table{border-collapse:collapse;border-spacing:0}input[type=submit],input[type=reset]{cursor:pointer}::-moz-focus-inner{padding:0;border:0}
* {
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
}
*::before,
*::after {
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
}
a:focus,
input:focus,
textarea:focus {
	outline: 0 none;
}

/* ___________2. Типовые элементы______________ */
/* _______________2.1. Заголовки_______________ */
h1 {}
h2 {}
h3 {}

/* _______________2.2. Ссылки__________________ */
a {
	color: inherit;
	text-decoration: underline;
	-webkit-transition: all .3s ease;
	-o-transition: all .3s ease;
	transition: all .3s ease;
}
a:hover {
	text-decoration: none;
}

/* _______________2.3. Элементы форм___________ */
input[type="text"],
input[type="password"],
input[type="tel"],
input[type="email"],
textarea {
	display: block;
	padding: 0 10px;
	width: 100%;
	height: 30px;
	line-height: 30px;
	font: normal 16px 'Open Sans', sans-serif;
	color: #000;
	background: none;
	border: none;
	-webkit-transition: all .3s ease;
	-o-transition: all .3s ease;
	transition: all .3s ease;
}
::-webkit-input-placeholder {
	opacity: 1;
	color: #000;
}
::-moz-placeholder {
	opacity: 1;
	color: #000;
}
:-moz-placeholder {
	opacity: 1;
	color: #000;
}
:-ms-input-placeholder {
	opacity: 1;
	color: #000;
}
textarea {
	margin: 0;
	padding-top: 10px;
	padding-bottom: 10px;
	height: 200px;
}
input[type="text"]:hover,
input[type="password"]:hover,
input[type="tel"]:hover,
input[type="email"]:hover,
textarea:hover {}
input[type="text"]:focus,
input[type="password"]:focus,
input[type="tel"]:focus,
input[type="email"]:focus,
textarea:focus {}

/* _______________2.4. Сетка___________________ */
.container {
	display: flex;
	flex-direction: column;
	position: relative;
	margin: 0 auto;
	padding: 0 15px;
	max-width: 1200px;
}
.container__row {
	display: flex;
	flex-flow: row wrap;
	align-items: flex-start;
	justify-content: start;
	align-content: flex-end;
	margin: 0 -15px;
}
.container__col {
	padding: 0 15px;
	width: 50%;
	min-height: 1px;
}

/* _______________2.5. Базовые_________________ */
html {
	font-size: 100%;
	height: 100%;
}
body {
	height: 100%;
	background: #fff;
	color: #000;
	font: normal 100%/1 'Open Sans', sans-serif;
}
.clear {
	display: block;
	clear: both;
}
.none {
	display: none;
}
.no-scroll {
	overflow: hidden;
}
img {
	max-width: 100%;
}
.button {
	display: inline-block;
	padding: 5px 10px;
	font-size: inherit;
	font-family: inherit;
	-webkit-appearance: none;
	-webkit-transition: all .3s ease;
	-o-transition: all .3s ease;
	transition: all .3s ease;
}

/* _______________2.6. Шрифты__________________ */

/* _______________2.7. Другие__________________ */

/* ___________3. HEADER  (Шапка)_______________ */

/* ___________4. SECTION (Контент)_____________ */

/* ___________5. FOOTER  (Подвал)______________ */