#phone-number {
    text-decoration: none;
    transition: all 2s ease ;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    font-size: 30px;
    width: 350px;
    height: 50px;
    background-color: aquamarine;
    color: black;
    text-align: center;
    padding-top: 6px;
    border-radius: 10px;
    border: 2px solid;
    transition: all 2s ease;

  }
  #phone-number:hover{
    box-shadow: 20px 20px 20px grey;

  }
  
  
  #cross-icon{
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    top: 60%;
    left: 47%;
    transform: translate(-50%,-50%);
    border-radius: 50%;
    border: 10px solid grey;
    border-top:  10px solid black;
    height: 40px;
    width: 40px;
    background: linear-gradient();
    animation: anima  2s ease-in-out  infinite ;

  }

  @keyframes anima{
    0%{
        transform: rotate(0deg);
    }

    100%{
        transform: rotate(360deg);
    }
  }