@import url('https://fonts.googleapis.com/css?family=Muli&display=swap');

* {
  box-sizing: border-box;
}

body {
  background-color: #e0e0e0;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100vh;
  margin: 0;
}

.container {
  background-color: #fff;
  border-radius: 50px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  transition: 0.4s ease;
  height: 70px;
  width: 70px;
}

.container.open {
  width: 350px;
}

.container .open-btn {
  position: absolute;
  top: 0;
  left: 0;

  background-image: linear-gradient(
    110.1deg,
    rgba(241, 115, 30, 1) 18.9%,
    rgba(231, 29, 54, 1) 90.7%
  );
  color: #fff;
  cursor: pointer;
  border: 0;
  border-radius: 50%;
  font-size: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  height: 70px;
  width: 70px;
  z-index: 100;
}

.container.open .open-btn {
  display: none;
}

.container a {
  background-color: #fff;
  border-radius: 50%;
  font-size: 26px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: absolute;
  top: 0;
  left: 0;
  margin: 10px;
  height: 50px;
  width: 50px;
  text-decoration: none;
  opacity: 0;
}

.container.open a {
  position: static;
  opacity: 1;
  transition: 0.4s ease;
}

.container a.ytb {
  background-color: #ff0000;
}
.container a.twt {
  background-color: #1da1f2;
}
.container a.x {
  background-color: #282c37;
}
.container a.lin {
  background-color: #007bb5;
}
.container a.ins {
  background-color: #c32aa3;
}

.container a i {
  color: #fff;
}