h1 {
position: relative;
padding: 5px 26px 5px 42px;
background: #fff0d9;
font-size: 20px;
color: #2d2d2d;
margin-left: -33px;
line-height: 1.3;
border-bottom: solid 3px orange;
z-index:-2;
}

h1:before {
position: absolute;
content: '';
left: -2px;
top: -2px;
width: 0;
height: 0;
border: none;
border-left: solid 40px white;
border-bottom: solid 79px transparent;
z-index: -1;
}

h1:after {
position: absolute;
content: '';
right: -3px;
top: -7px;
width: 0;
height: 0;
border: none;
border-left: solid 40px transparent;
border-bottom: solid 79px white;
z-index: -1;
}