1<button>
2  <span>PLAY NOW</span>
3</button>          

 1button {
 2 border: none;
 3 position: relative;
 4 width: 200px;
 5 height: 73px;
 6 padding: 0;
 7 z-index: 2;
 8 -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' height='868' width='2500' viewBox='0 0 726 252.17'%3E%3Cpath d='M483.92 0S481.38 24.71 466 40.11c-11.74 11.74-24.09 12.66-40.26 15.07-9.42 1.41-29.7 3.77-34.81-.79-2.37-2.11-3-21-3.22-27.62-.21-6.92-1.36-16.52-2.82-18-.75 3.06-2.49 11.53-3.09 13.61S378.49 34.3 378 36a85.13 85.13 0 0 0-30.09 0c-.46-1.67-3.17-11.48-3.77-13.56s-2.34-10.55-3.09-13.61c-1.45 1.45-2.61 11.05-2.82 18-.21 6.67-.84 25.51-3.22 27.62-5.11 4.56-25.38 2.2-34.8.79-16.16-2.47-28.51-3.39-40.21-15.13C244.57 24.71 242 0 242 0H0s69.52 22.74 97.52 68.59c16.56 27.11 14.14 58.49 9.92 74.73C170 140 221.46 140 273 158.57c69.23 24.93 83.2 76.19 90 93.6 6.77-17.41 20.75-68.67 90-93.6 51.54-18.56 103-18.59 165.56-15.25-4.21-16.24-6.63-47.62 9.93-74.73C656.43 22.74 726 0 726 0z'/%3E%3C/svg%3E") no-repeat 50% 50%;
 9 mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' height='868' width='2500' viewBox='0 0 726 252.17'%3E%3Cpath d='M483.92 0S481.38 24.71 466 40.11c-11.74 11.74-24.09 12.66-40.26 15.07-9.42 1.41-29.7 3.77-34.81-.79-2.37-2.11-3-21-3.22-27.62-.21-6.92-1.36-16.52-2.82-18-.75 3.06-2.49 11.53-3.09 13.61S378.49 34.3 378 36a85.13 85.13 0 0 0-30.09 0c-.46-1.67-3.17-11.48-3.77-13.56s-2.34-10.55-3.09-13.61c-1.45 1.45-2.61 11.05-2.82 18-.21 6.67-.84 25.51-3.22 27.62-5.11 4.56-25.38 2.2-34.8.79-16.16-2.47-28.51-3.39-40.21-15.13C244.57 24.71 242 0 242 0H0s69.52 22.74 97.52 68.59c16.56 27.11 14.14 58.49 9.92 74.73C170 140 221.46 140 273 158.57c69.23 24.93 83.2 76.19 90 93.6 6.77-17.41 20.75-68.67 90-93.6 51.54-18.56 103-18.59 165.56-15.25-4.21-16.24-6.63-47.62 9.93-74.73C656.43 22.74 726 0 726 0z'/%3E%3C/svg%3E") no-repeat 50% 50%;
10 -webkit-mask-size: 100%;
11 cursor: pointer;
12 background-color: transparent;
13 transform: translateY(8px)
14}
15 
16button:after {
17 content: '';
18 position: absolute;
19 left: 0;
20 right: 0;
21 bottom: 0;
22 box-shadow: 0px 0 0 0 white;
23 transition: all 2s ease;
24}
25 
26button:hover:after {
27 box-shadow: 0px -13px 56px 12px #ffffffa6;
28}
29 
30button span {
31 position: absolute;
32 width: 100%;
33 font-size: 15px;
34 font-weight: 100;
35 left: 50%;
36 top: 39%;
37 letter-spacing: 3px;
38 text-align: center;
39 transform: translate(-50%,-50%);
40 color: black;
41 transition: all 2s ease;
42}
43 
44button:hover span {
45 color: white;
46}
47 
48button:before {
49 content: '';
50 position: absolute;
51 width: 0;
52 height: 100%;
53 background-color: black;
54 left: 50%;
55 top: 50%;
56 transform: translate(-50%, -50%);
57 transition: all 1s ease;
58}
59 
60button:hover:before {
61 width: 100%;
62}