:root {
    /* color */
    --color-white: #ffffff;
    --color-red: #AE0000;
    --color-black: #000000;
}
* {
    box-sizing: border-box;
    /* transition: 0.5s ease-in-out; */
}
html {
    font-family: 'Roboto Condensed', sans-serif;
    font-size: 16px;
    font-weight: 300;
    color: var(--color-black);
    /* transition: color 2s linear, background-color 2s linear; */
}
a {
    text-decoration: none;
    color: var(--color-white);
}
a:focus,
button:focus {
    border-bottom: 2px solid var(--color-white);
}
button {
    background-color: transparent;
    border: none;
}
/* a:hover {
    border-bottom: 2px solid var(--color-btn);
} */
p {
    margin: 0;
}
h1, h2, h3, h4 {
    margin: 0;
}
/* заг большой */
h1 {
    font-size: 40px;
    font-weight: 300;
    color: var(--color-white);
}
/* заг малый */
h2 {
    font-size: 30px;
    font-weight: 300;
    color: var(--color-white);
}
/* text */
h3 {
    font-size: 20px;
    font-weight: 300;
    color: var(--color-black);
}
ul, ol {
    margin: 0;
    padding: 0;
    list-style: none;
}
ol {
    list-style-type: decimal;
}
img {
    max-width: 100%;
}