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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!">9 e; u8 x# ?( B
- Label for your tooltip
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复制代码CSS代码: - .tooltip-toggle {# }8 _# |5 K8 H
- cursor: pointer;
( z7 D# a* _9 O# x3 I& u% J5 y - position: relative;0 B- H8 `( D" [1 d. n% i9 Q6 l* e
- }
7 R# _ h. i( R - .tooltip-toggle svg {
, q. [6 W1 M: A" O7 i - height: 18px;; c" o& b2 y/ F; h/ {$ `- @# I
- width: 18px;
. {/ R# p" g/ J( v - padding-right: 0.5rem;
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- .tooltip-toggle::before {
0 L5 _# C: h; ]( b - position: absolute;1 g! e- I8 B8 h2 P+ z) ] @3 a4 m
- top: -80px; f# Q4 H3 x- |0 o
- left: -80px;7 c- S( ^6 n; Q/ @
- background-color: #2B222A;. o1 p- B1 O+ ]' o) H+ \
- border-radius: 5px;
* @6 G$ t& l+ D' ~3 O - color: #fff;. m+ F4 y% }" x4 d& \! k
- content: attr(data-tooltip);
2 E3 W0 I1 A# D/ @0 C - padding: 1rem;: }. _, Q% r! }! Y! s0 @4 V
- text-transform: none;
0 F1 t, u4 X8 Z4 R9 M - -webkit-transition: all 0.5s ease;8 m! y5 J7 b M# I" [5 N
- transition: all 0.5s ease;" v6 v$ s% H8 c& Q5 m
- width: 160px;: W: h! K/ t; R5 f) h2 `) S
- }
# f( @9 g G; ]$ {4 c - .tooltip-toggle::after { `" R/ U" [3 }, N7 A) ]* c! a
- position: absolute;
( y# u9 {: z/ U0 } Q8 E - top: -12px;8 K1 W3 ]3 O) C2 g) ?- N7 Y6 K
- left: 9px;
& O, d) a7 k9 b6 G9 K& |' K/ j - border-left: 5px solid transparent;: [9 z: Y: V9 ^! u" K. v/ {( ~
- border-right: 5px solid transparent;6 W* \8 j8 _$ X' N5 O6 J
- border-top: 5px solid #2B222A;( K2 y1 ?0 O1 U# S
- content: " ";8 k7 r* D: A- n5 @( e% d
- font-size: 0;; Y9 K+ W: u2 l& x
- line-height: 0;' A9 x% C! q8 L9 t
- margin-left: -5px;6 J4 s }9 n! ]
- width: 0;
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6 D" v. B( C7 b- T; u7 Q - .tooltip-toggle::before, .tooltip-toggle::after {
3 }/ p1 _8 h7 f/ W, u - color: #efefef;
; _3 P# ^9 e6 ?8 e' U+ { - font-family: monospace;$ W# l5 ?" N% T1 C. q, R
- font-size: 16px;" O3 O4 d+ D1 j A
- opacity: 0;
4 m6 l. p, V& e5 A. Y - pointer-events: none;7 ^( e! ?2 M# r0 R. F8 d# u
- text-align: center;
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! F- @; {0 _. t; p, Z8 N- Q2 f$ d5 O3 V - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {* p( w) S6 o3 u' i( P9 T
- opacity: 1;
: l$ X. r% Q$ Y4 E* F, G2 r2 c - -webkit-transition: all 0.75s ease;
3 ]5 P$ R8 e/ D - transition: all 0.75s ease;; ]9 U5 g- L" x: i3 G! {
- }
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">$ ], R L* c, Z+ _0 e
- <ul class="nav-items"> {0 g, `6 X+ H5 }
- <!-- Navigation -->) b& k; t: i& M1 J
- <li class="nav-item"><a href="#">Home</a></li>
# y; s' Z( ?: e+ J8 Z2 e0 M' p. j - <li class="nav-item"><a href="#">About</a></li>, v* c+ J1 S: c* C% {! n; l7 H
- <li class="nav-item"><a href="#">Contact</a></li>
) C5 _ F8 h6 q- @9 { - <!-- Dropdown menu -->
3 R5 m, X" y2 \6 p - <li class="nav-item nav-item-dropdown">
7 K4 D! e8 j* w# M! H9 Q) F3 j - <a class="dropdown-trigger" href="#">Settings</a>7 k( O, ]1 N0 ?1 s% D" }
- <ul class="dropdown-menu">3 N+ c G# j; z5 v* y( F1 G7 B
- <li class="dropdown-menu-item">
; `; |" ]* O: {# [5 Z - <a href="#">Dropdown Item 1</a>3 d' z) w( d+ t1 w2 w" E
- </li>
3 } E. l: L9 l2 n- B; X - <li class="dropdown-menu-item">
( E7 L. \ u) F2 S4 \ - <a href="#">Dropdown Item 2</a>
( T! u- A4 h( J# A - </li>- L! m3 ?. |+ v* {) U
- <li class="dropdown-menu-item">
5 ^- M" m0 G/ P7 a- T - <a href="#">Dropdown Item 3</a>, s) S! @5 h& m9 r
- </li>3 k! ^% d& _: H2 B9 J3 I
- </ul>" S" Z2 e& @$ \1 p& t
- </li>' E9 J* S! F+ V4 |2 \4 E" v
- </ul>
. h( b4 f5 m+ E8 u) ~7 G, w - </div>
复制代码对应的CSS代码如下: - .nav-container {. M d0 H$ o) N6 l- t5 e
- background-color: #fff;5 k& {/ [( Z) y+ {
- border-radius: 4px;5 k7 i7 B6 }9 r
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" L3 u2 @9 _: s/ [7 d - padding: 1em;
: R0 ~! J4 [5 C2 v/ n. }" e - border: 1px solid #eee;8 _+ Q" }& \) \6 m& O! [* l
- display: block;
. S, V; a+ @% l% Y - max-width: 400px;" a8 p! r( t2 A! F% w
- margin: 0 auto;
j% |/ f. ?5 j: M+ g, Y& a# B* c2 h - text-align: center;
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- ul,; Q. l5 `& a) @: K; \
- li {
, |+ r; r1 m0 A6 Y# Q0 D - list-style: none;. q! I8 X7 r( ]9 m# W- D c
- -webkit-padding-start: 0;! Q" V2 O7 D. ^ Z( f
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- a {
7 B! y* Q3 X8 [: _ - text-decoration: none;) d5 V }* b9 q- ~
- color: #ED3E44;
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0 I1 c Z9 ^$ D. E) y$ O* l - .nav-item {" a8 g1 r5 d% Y6 E l
- padding: 1em;7 _5 ^( g4 R( D, Y
- display: inline;, q8 D9 I* x7 z4 x6 B% H- q
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- .nav-item-dropdown {
4 c: d/ \2 @6 L( N5 u - position: relative;
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- f/ t0 y+ Z! {7 Y - .nav-item-dropdown:hover > .dropdown-menu {
. o, {5 @" m6 e, ^ L7 q% ` - display: block;' N4 w. ?9 g v! X
- opacity: 1;! C8 C1 V) U8 S
- }
1 w @# E( f1 S6 S3 \ - .dropdown-trigger {
0 K, b, F; k/ k: T. ]" x% z2 | - position: relative;9 @; Z4 y$ n8 _2 D' e' U
- }
) F7 u( Q+ V: q7 a - .dropdown-trigger:focus + .dropdown-menu {9 ?2 R" Z* k) {
- display: block;
_, s% i; u8 D - opacity: 1;
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: M" `0 A2 V9 k) p( D/ @ - .dropdown-trigger::after {& N' g; B* Z4 T W( s, ^3 A0 c; A
- content: "›";
. U, }" O/ z% k - position: absolute;
/ M7 o" X" g* _: g% D; K2 k - color: #ED3E44;1 ]& Q* h$ {' o
- font-size: 24px;/ Q$ d4 t0 ?. l/ G
- font-weight: bold;
1 p3 I0 V7 O3 }8 C$ d - -webkit-transform: rotate(90deg);6 N8 e; ^$ _5 ?! o, s3 N
- transform: rotate(90deg);& D' z) {+ e( T6 k
- top: -5px;6 X. B; {! j A3 \6 m2 j
- right: -15px;, d/ O. h2 [/ q& }& P
- }1 n( k4 E2 H+ l" L
- .dropdown-menu {0 k! q1 V: T; F8 d4 y0 P
- background-color: #ED3E44;
M' m) F* n$ q# _4 N* S2 u - display: inline-block;
, l/ T& n: i% d( ?' S S - text-align: right;
* u# |* U( q" P( ?8 z, ^# U - position: absolute;- w4 N! l& h1 T! j5 u; U
- top: 2.5rem;( O& _0 k! |' \6 g% M
- right: -10px;
. f( T3 ^/ Z9 Z) u; l) w - display: none;
( t% V; d' J1 M' C - opacity: 0;* r! g! l. ]* N; j
- -webkit-transition: opacity 0.5s ease;
/ T3 `$ _3 f! c5 Y% T; J5 \1 q% T! S - transition: opacity 0.5s ease;
& ^' e$ _, f4 ]8 t# [5 j* c - width: 160px;
8 V, ` j* d" g$ e. r - }
# X% k$ V) I; T+ `/ o) U3 t - .dropdown-menu a {4 w G3 r- I- s% A
- color: #fff;
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- .dropdown-menu-item {
' k* L: P/ z- N: T/ ` - cursor: pointer;$ k0 A% N; J6 `* D Z; ^* K
- padding: 1em;, d3 B1 h; g2 V3 g& O9 l
- text-align: center;" U3 [+ z, c: v; n! f
- }
8 J2 ^8 p1 H. s2 `' ]: l - .dropdown-menu-item:hover {
. r' P# y# n5 d: c+ \ - background-color: #eb272d;
% ^: e: |' Y3 Q' @' @" |3 o' ^ - }
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# q& Z! t' x# `* b+ s* e$ t6 ^: y- X可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
9 d4 o4 L( G7 H3 Z! S% O! \; X7 V5 _ - <!-- Checkbox toggle -->
8 z `. C( l4 A, h2 |6 n$ T7 D - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
, f6 S1 K: W9 k# H0 a6 a - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
. m1 f9 K! j0 u3 b) H( l - <!-- Content to toggle from www.mfbuluo.com-->
( h- l3 p, a4 M - <div role="toggle" class="toggle-content">! l, O$ I5 N9 w- ?
- BA-NA-NA-NA!
$ ?7 h p4 {4 Y - </div>$ [* Y3 k) J$ I; A3 s
- </div>
复制代码CSS代码内容如下: - .toggle {
7 B0 j3 j% u6 r - margin: 0 auto;0 Y2 P0 v L' ^) K! h+ i
- max-width: 400px;
$ B ?0 [* w4 F3 l7 y& P - }
# {& a8 I4 s) Q5 ~8 X6 E - .toggle-label {
, |! M2 ~) J" |9 o% ^ - font-size: 16px;
9 {) j' ]8 w! j1 A4 T9 H" y; R1 [ - background: #fff;
6 M0 R' Z" H: s. t) k - padding: 1em;
) `3 J8 ~8 E& x8 n - cursor: pointer;
( [4 C! {4 f" s! z. ?+ L4 t - display: block;$ n4 v, o( Q9 F+ h4 U- h& S
- margin: 0 auto 1em;9 d/ E2 D3 Y( l* h+ j5 r% U# P
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, x7 a7 w0 S. P
- border-radius: 4px;
% z- o5 C5 R9 ?* I - }
4 p2 J. @/ u& |0 X, ^" h5 C/ a2 e - .toggle-label:after {
& Y" `/ l8 M: N; f: j* R - color: #ED3E44;
9 w1 n5 r. n) B5 F! N" j8 m3 N. Y/ o - content: "+";5 a: V& F$ ^& f* X
- float: right;
n+ a( a( V. k6 A% b4 o% I - font-weight: bold;4 n3 r2 ], C# V9 p; [& q
- }9 m7 ]) l' d4 N# `0 U
- .toggle-content {
9 ~; U' O0 v& @! T( I, `5 A - color: #B0B3C2;* o. W: U) B7 W% s$ q# n! V
- font-family: monospace;
$ }6 |" ]# P- n2 q - font-size: 16px;/ X$ c" e9 m O6 d) Q3 [: @
- margin-bottom: 1.5em;
& R) r, e/ h; a1 F4 Z$ ` - padding: 1em;
7 d; F' W1 q& r - }
2 ?0 `* N, O/ Y/ t% c8 }& H - .toggle-input {
& Z P5 w# O, t1 u4 ~( q* L - display: none;" y: x- q* R! Q! V. S5 g
- }$ O7 ]( H6 c! ]: o5 Y" @
- .toggle-input:not(checked) ~ .toggle-content {
; b: O9 |0 X! k0 u4 r6 s% a - display: none;+ T8 `& U4 t8 r1 W) b3 N' s
- }5 Q1 o' g( L S5 T8 M( `
- .toggle-input:checked ~ .toggle-content {' h; \ `# r ]3 h' P5 L( U6 m
- display: block;/ F+ [9 F6 p2 U% W( ^: u: V
- }; ^1 c% d9 J9 ^# r; K$ j$ Q+ ]" V
- .toggle-input:checked ~ .toggle-label:after {' n" R4 D8 T. Y/ d6 }) r3 E/ C. u: H
- content: "-";$ ~. M+ V* w9 h. U1 g: U
- }
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