html {
  font-family: Ubuntu, Oswald, sans-serif;
}
body * {
  box-sizing: border-box;
}
.container {
  max-width: 1250px;
  margin: 0 auto;
  padding: 0 15px;
}
h1,
h2,
h3,
h4,
h5,
h6,
p {
  margin: 0;
}
/*////////////////////////////////////header */

.article-title {
  font-family: "Oswald";
  margin-top: 80px;
  font-weight: 600;
  line-height: 115%;
  text-transform: uppercase;
  color: #2c332f;
  max-width: 596px;
}
.big-title {
  font-size: 48px;
}
.medium-title {
  font-size: 36px;
}
.article-text {
  margin-top: 40px;
  font-weight: 400;
  font-size: 16px;
  line-height: 130%;
  color: #535755;
}
.second {
  margin-top: 20px;
}
.text-link {
  text-decoration: none;
}
.article-image {
  position: relative;
}
.article-img {
  margin-top: 80px;
  max-width: 100%;
}
.article-image::before {
  content: " ";
  position: absolute;
  top: 180px;
  left: -300px;
  background: url("../images/decor3.png");
  width: 528px;
  height: 48px;
  z-index: -1;
}
.article_gym-classes {
  max-width: 744px;
}
.gym_classes {
  padding: 0;
  margin: 20px 18px;
}
.gym-class {
  position: relative;
  margin-bottom: 16px;
  font-weight: 400;
  font-size: 16px;
  line-height: 130%;
  color: #535755;
  list-style: none;
}
.gym-class::before{
position: absolute;
content: "";
top: 7px;
left: -16px;
background-color: #3596ed;
width: 8px;
height: 8px;
border-radius: 50%;
}
.gym-class:last-child {
  margin: 0;
}

.article_gym-video {
  position: relative;
  margin-top: 40px;
}
.btn_play {
  position: absolute;
  top: 50%;
  left: 50%;
  justify-content: center;
  align-items: center;
  display: flex;
  width: 60px;
  height: 60px;
  border-radius: 40%;
  border: none;
  background-color: #3596ed;
  transform: translate(-50%, -50%);
  transition: all 0.3s;
}
.btn_play:hover {
  border-radius: 50%;
  background-color: #2d82cd;
}
.article_gym-video::after {
  content: " ";
  position: absolute;
  top: 500px;
  left: 930px;
  background: url("../images/decor3.png");
  width: 528px;
  height: 48px;
  z-index: -1;
}
.gym_video {
  max-width: 100%;
}
footer {
  margin-top: 120px;
}