<h1 class="cp_h1title">見出しテキスト</h1>
.cp_h1title {
position: relative;
padding: .3em;
text-align: center;
background: #FFEE58;
transform: rotate(-1deg) skew(-1deg);
box-shadow: 0 0px 0px 0 rgba(0,0,0,0.2), 0.7em 0 0 0 #FFEE58, -0.7em 0 0 0 #FFEE58;
}