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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">" i7 z; n2 s9 _$ y5 Y& w1 l
- Label for your tooltip
) o; R/ H9 z1 ]. A ~ - </span>
复制代码CSS代码: - .tooltip-toggle {4 t. ]5 z- c# }9 O; q2 y
- cursor: pointer;
3 J6 Z6 t H( k: ^$ E5 D/ f; H" q - position: relative;
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- .tooltip-toggle svg {: @0 k5 O' x% h' y$ o
- height: 18px;
- @- G6 y& ?+ C3 C% h! U - width: 18px;
t( n8 j# L! {$ Q% Z - padding-right: 0.5rem;7 {, C+ l2 n& Y; H0 y4 L* V
- }
, L5 C' j9 N, s$ `0 M/ x7 E4 X& \ - .tooltip-toggle::before {! F! Z9 k, x5 l: {7 A" H4 a
- position: absolute;/ {; {, E6 E; G5 w
- top: -80px;
& x. |8 N3 p* m; T - left: -80px;
0 T: A- V9 f% r. T! q3 ^ - background-color: #2B222A;3 S I' j! X+ c2 J* A! a2 b @0 Z
- border-radius: 5px;3 [" ^# y( a' [
- color: #fff;
6 [/ b% y( q/ ?4 L5 P - content: attr(data-tooltip);
: D& G. o8 u: d# j - padding: 1rem;. G7 w7 Z6 {4 h+ Y: c& @1 J, }
- text-transform: none;
1 f9 N) c) L5 | - -webkit-transition: all 0.5s ease;
1 G( _/ r5 o* E# a - transition: all 0.5s ease;' n8 f5 Q' a) [8 I3 x! V1 U
- width: 160px;1 p, o8 z7 ]" \# ] D! d9 y
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- .tooltip-toggle::after {
2 G: V, L0 m- z, j8 T" p3 ^; n% L7 r - position: absolute;/ ^- x$ W' w- `3 ] N) C/ ]* H6 }
- top: -12px;2 I" R: p' U+ o: m# W
- left: 9px;% k( r' L2 [$ |/ }% f9 b5 ]0 U
- border-left: 5px solid transparent;: z8 \% U. Z4 i. E- T8 I2 K% Y+ Z
- border-right: 5px solid transparent;9 _, p) o& \7 M% j) M
- border-top: 5px solid #2B222A;# [/ d. J* u( x# l; G' l
- content: " "; P1 H. }( f4 x3 u$ Y2 v0 l: I$ l
- font-size: 0;
6 s& a5 s3 W' B3 W0 N" m: V$ M - line-height: 0;
6 d8 [6 X' v" t, N6 g - margin-left: -5px;
8 S# S' n) U9 a6 I/ o8 Q' r' f, I - width: 0;, o( b9 E: {; t0 B) Q* C, }
- }
: o1 i( C7 X" F. Y/ [' u3 o - .tooltip-toggle::before, .tooltip-toggle::after {
# X( H# b8 `4 v, K( \' a - color: #efefef;- l* J4 ~1 t% c
- font-family: monospace;
* X& Y; U6 c5 p" {4 b8 F- _ - font-size: 16px;& C# J/ M$ `7 G2 c) y
- opacity: 0;
4 g) U e* p V* O! a8 T1 ^' B - pointer-events: none;4 L( C* w4 e$ F4 m' E8 o2 r( S
- text-align: center;
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( H" Q) {' g. f - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {- O; `% |9 ^" J5 _0 a" A
- opacity: 1;5 b2 l3 E' s" O, S& G
- -webkit-transition: all 0.75s ease;
, R% [& B' f& E) p# t* e# L - transition: all 0.75s ease;
/ o, _0 ^0 }& j' a2 Q - }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">
4 }( O+ i6 \- m( D# {9 Z) y - <ul class="nav-items">* l$ Z C- w, n- F0 b# ^# D
- <!-- Navigation -->! B7 @. g. @8 b3 N D, J" ?1 w$ t
- <li class="nav-item"><a href="#">Home</a></li>2 {6 ~ D8 I4 c# @
- <li class="nav-item"><a href="#">About</a></li>3 j) I$ x% n e
- <li class="nav-item"><a href="#">Contact</a></li>6 W2 I7 e+ p. Z# s6 R' K, f
- <!-- Dropdown menu -->
$ ?' L$ K" [8 J- H; X - <li class="nav-item nav-item-dropdown">
: s- C* ^! ]0 r$ P# G# s" ]0 K - <a class="dropdown-trigger" href="#">Settings</a>1 J: k1 ]+ z1 b( q3 N% l
- <ul class="dropdown-menu">4 f$ t5 }. u8 B( S7 j
- <li class="dropdown-menu-item">
6 t0 [. Y) t7 H3 P - <a href="#">Dropdown Item 1</a>" l- b& P* h6 A& H( C7 D, c
- </li>' l4 r! l* P& u
- <li class="dropdown-menu-item">
' T( H* Q- ~% k* ]' @ - <a href="#">Dropdown Item 2</a># w; u) D+ x3 N+ ?% i
- </li>
- g% I) @; K% f" O- s - <li class="dropdown-menu-item"># @: e- y/ R# S9 X
- <a href="#">Dropdown Item 3</a>
2 {" ~: Y1 l" g. C. ] N+ m( k - </li>
, w/ ?8 Y" Z7 M7 L2 J+ I - </ul>0 s5 O/ X5 }8 Q2 F/ b2 N6 F! g
- </li>
" V4 @+ y( q6 h! c% M" }: Z, Y - </ul>4 P9 }: X/ t8 j: t" u
- </div>
复制代码对应的CSS代码如下: - .nav-container {, g! F4 |3 O' p
- background-color: #fff;- g4 e/ Y. s! y1 W. K% I
- border-radius: 4px;
0 T( m* D# S8 y- ?& |6 Z1 K8 y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 z9 _% W: e# m3 C - padding: 1em;5 c# f$ d6 ~, U% v2 f+ U
- border: 1px solid #eee;1 |6 D, E6 E( _, b* ^+ v: g2 Y
- display: block;
% |) D/ X4 n! z/ e$ ]) T - max-width: 400px;- @2 m: z) s3 a L6 x" S
- margin: 0 auto;
' J# p% C. y! _5 c5 Y - text-align: center;, L) j* f' B$ V4 V t7 o
- }& ?3 ^% C3 b) o" J, I
- ul,# p% k: y# m" ?2 w+ |2 U: u
- li {
9 C0 b/ Y0 p' W: \1 G$ M0 N* U. J+ w - list-style: none;
! }/ Z8 X9 }" M* U - -webkit-padding-start: 0;9 j ?9 Y6 W4 z2 _4 Q
- }
_" j$ a" K1 H( A - a {
& U7 k$ M" x0 V1 e0 Z - text-decoration: none;( a' k. c5 f5 A7 {- X
- color: #ED3E44;
* X |0 c& t7 r+ y/ l) z - }
3 K' M* g: G, x* Y0 d+ e - .nav-item {
! O/ J" U4 }% j - padding: 1em;* D, Q5 x7 t* o" J! ^. a( e
- display: inline;6 |( Y, g* j0 Q/ Y1 f; x
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- .nav-item-dropdown {0 ^1 }) `' y- x' w
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
9 }' Z: O! {/ p& n$ ~4 ?# D7 |' a P7 X F - display: block;/ {( f; \, P! A! E+ m- } J! n
- opacity: 1;
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- .dropdown-trigger {& Z+ y% L' p( m& i
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {* B! O5 \0 B8 q& s
- display: block;
0 I' \( T8 m. U - opacity: 1;) Z; l1 ~- o4 J" X$ j _# r4 x2 T
- }
1 {4 ^# t8 n4 ]# }( |; M - .dropdown-trigger::after {: c1 j# {4 c& M* B& Q
- content: "›";
" D. O+ Z9 \/ I& a0 j% D - position: absolute;1 [4 u( V. Q: z$ x. B
- color: #ED3E44;
* o% w! l& w4 r+ m+ ?& M - font-size: 24px;6 o2 Z' h# f+ N; N+ l- f
- font-weight: bold;
+ r' z. d. X- a' d' y - -webkit-transform: rotate(90deg);
" x2 d8 z5 V1 M3 { - transform: rotate(90deg);
+ s3 W+ S' M# L$ J5 G1 ~ - top: -5px;
, G8 t. m' e7 F; Z' A$ w- f - right: -15px;
* g! g% D8 H0 H' I6 n - }& T; G5 b1 `3 d. r4 w
- .dropdown-menu {
" G5 @+ i& w* F - background-color: #ED3E44;
- ?6 b; K8 h j - display: inline-block; C8 ~2 x" [* P' T3 E2 j
- text-align: right;
/ R& t% v5 W( T0 C' _3 [0 s- k - position: absolute;! \$ i! l( X) ~
- top: 2.5rem;& L& i$ w. B& c& L
- right: -10px;
0 g2 |* T) ?/ f1 A d/ R* \ - display: none;
( {0 w) U+ {# {9 q. v* p' a2 P5 ` - opacity: 0;: n3 Y& |0 W4 X; n
- -webkit-transition: opacity 0.5s ease;
+ ^7 k9 b7 M. k/ w6 c0 i# B, A - transition: opacity 0.5s ease;) t* T* T* S$ d( w( o
- width: 160px;
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- .dropdown-menu a {7 ~6 |# \# ~8 M( @2 o4 P. v9 ?9 m
- color: #fff;
) n' \, o# |7 p+ P$ x" Y% d1 h7 b - }
/ B. u& \6 ^7 x) G. X, Q% u - .dropdown-menu-item {+ U5 L l5 q4 h: Z
- cursor: pointer;6 n/ q' B! L7 N
- padding: 1em;
2 L% D" ?5 o1 E4 G - text-align: center;) f2 g: ^) f! ~* S0 C
- }
8 l' B7 g- z1 c! P+ ]( v3 } - .dropdown-menu-item:hover {( n9 C3 b$ N0 n( e5 e' O
- background-color: #eb272d;
1 s( Z2 T- ?/ h+ B: a6 X - }
复制代码 ; _# w4 t; c3 c6 @7 h8 O! A; H7 T- ]
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
, d% _0 E0 P; i) J6 z - <!-- Checkbox toggle -->( O4 [. w5 S& g3 v' Y4 C' y
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! u/ v6 ^. v0 {/ ^4 k - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
% a; w2 o# z; q/ k; ]5 Y - <!-- Content to toggle from www.mfbuluo.com-->
D% U8 u1 J& B3 j - <div role="toggle" class="toggle-content">- O3 x3 \. ~" O- J! G. f
- BA-NA-NA-NA!) x. v$ @% `" X3 ]( I8 \
- </div>5 Y; Z' H n$ S. o0 l5 J; \. r
- </div>
复制代码CSS代码内容如下: - .toggle {! d* I3 P6 u# ^6 o1 r8 S' c
- margin: 0 auto;1 J) B+ f* b( H3 Y( F3 B0 s
- max-width: 400px;' t& f" Y# d+ G8 |" d' n( {' i5 y7 b
- }
3 X# l2 @* C' w9 ~ - .toggle-label {
# W, {1 h/ o# p/ C0 _ - font-size: 16px;
+ G: H! o v3 }% ~! d - background: #fff;% x7 ]0 F8 q. N$ `- ]6 U. y: c
- padding: 1em;
1 U+ Y+ K+ m+ F - cursor: pointer;
3 V: Q$ x5 |9 l& l8 T7 d- t - display: block;6 V3 I* R5 L# V0 o
- margin: 0 auto 1em;; q1 {- R a' g1 p
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* V- e4 E: D( r, e) r
- border-radius: 4px;
b/ z5 @, ]7 \: H; V - }
* V: J, w8 y, I - .toggle-label:after {' b' @# T+ g- ]1 f! r* o$ N6 N
- color: #ED3E44;9 m$ _ b9 X3 M1 s9 Y7 G6 b9 Q
- content: "+";7 p6 O7 u4 u" O+ g
- float: right;: I: O& G, p9 w$ j
- font-weight: bold;
" |# D8 F+ k7 N3 h1 T: c - }
7 b# ^& O! @& z( |8 m - .toggle-content {
# e& ]" @% ]2 h& P1 s' a - color: #B0B3C2;
0 S% y( t/ P5 e% }* h& M0 S - font-family: monospace;% f: X( {7 ?% @% s1 N. \
- font-size: 16px;. a7 f. p1 W& E
- margin-bottom: 1.5em;' T6 ]9 U: G* f# R
- padding: 1em;4 U! v) l8 L/ V" | b
- }
2 r5 u9 i5 W4 a - .toggle-input { k' H7 b0 R2 l
- display: none;
/ q8 @) ]( C+ [& U - }
6 b, p; e, _- c3 s - .toggle-input:not(checked) ~ .toggle-content {
9 q7 s4 B! o' A% h2 U - display: none;. Y$ Z: y& \2 t
- }6 a6 M- g. m9 Z; r1 z
- .toggle-input:checked ~ .toggle-content {
1 g7 L0 F' J( ?: z8 W - display: block;
^5 o) Q5 D; Y0 n S. Y$ t: D - }
( F/ Q" s' Y- } - .toggle-input:checked ~ .toggle-label:after {
9 @' e# f) _5 F6 b- Y( ~ - content: "-";
8 ~) q: w% P* h - }
复制代码
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