<div class='my-example'>
    <div class='content'>
        <div class='text'>Text</div>
        <!-- Don't use DIVs as buttons. This is just a design concept. -->
        <div class='button'>Button</div>
    </div>
    <div class='content2'>Lorem ipsum, dolor sit amet consectetur adipisicing.</div>
</div>

@import url('https://fonts.googleapis.com/css2?family=Merriweather+Sans&display=swap');

@color1: #fa5;
@color2: #3a5;


* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}


html {
    font-family: 'Merriweather Sans', sans-serif;
    font-size: ~'calc(14px + ((100vw - 400px) / 80))';

    @media screen and (max-width: 400px) {
        font-size: 14px;
    }

    @media screen and (min-width: 1200px) {
        font-size: 24px;
    }

    line-height: 1.50;
}


.my-example {
    overflow: hidden;
    height: 20rem;
    margin: 2rem auto;
    
    > .content {
        display: flex;
        justify-content: space-between;
        align-items: center;
        position: relative;
        margin: 0 auto;
        height: 7rem;
        width: 50rem;
        max-width: 90%;
        border-left: 1rem solid @color1;
        border-top: 1rem solid @color1;
    }
    
    > .content::before {
        content: '';
        width: ~'calc(50% + 50vw)';
        height: 1rem;
        position: absolute;
        top: -1rem;
        left: 0;
        background: @color1;
    }
    
    > .content > .text {
        width: 50%;
        padding: 0 1rem;
        font-size: 2rem;
        text-align: center;
    }
    
    > .content > .button {
        position: relative;
        width: 40%;
        height: 4rem;
        padding: 0 1rem;
        font-size: 1rem;
        text-align: center;
        line-height: 4rem;
        background: @color1;
        transition: background 100ms cubic-bezier(.72, .09, .48, .93);
    }
    
    > .content > .button:hover {
        background: @color2;
        cursor: pointer;
        transition: background 300ms cubic-bezier(.72, .09, .48, .93);
    }
    
    > .content > .button::after {
        content: '';
        position: absolute;
        left: 0;
        top: 50%;
        transform: translateX(-50%) translateY(-50%);
        width: 0;
        height: 0; 
        border-top: 1rem solid transparent;
        border-bottom: 1rem solid transparent;
        border-left: 1rem solid @color2;
        transition: transform 200ms cubic-bezier(.72, .09, .48, .93);
    }
    
    > .content > .button:hover::after { 
        transform: translateX(0) translateY(-50%);
    }
    
    > .content2 {
        position: relative;
        top: -1rem;
        overflow: hidden;
        margin: 0 auto;
        height: 20rem;
        width: 50rem;
        max-width: 90%;
        font-size: .7rem;
        color: #777;
        padding: 2rem;
        text-align: right;
    }
    
    > .content2::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        height: 100%;
        width: ~'calc(100% - 2rem)';
        border: 1rem solid @color1;
        transform: skewY(10deg) translateY(-75%);
        
        @media screen and (max-width: 500px) {
            transform: translateY(-70%);
        }
    }
}