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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!">" W2 A7 n7 b& P( Y
- Label for your tooltip
# _$ E; }# t; p. ~. g; H - </span>
复制代码CSS代码: - .tooltip-toggle {: ^) f* Y/ R% e' W) ~! a3 W
- cursor: pointer;* D7 ~$ R% h6 O2 E: S: Q
- position: relative;
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2 h# N! U7 h2 S! X$ D - .tooltip-toggle svg {
8 u2 U. P7 O' p- e# a - height: 18px;
1 ]3 m, P) G' ^! p/ S$ K% t: ] - width: 18px;
: b- [' r7 o: { \! x - padding-right: 0.5rem;7 g6 N" t i5 [2 V$ C( |' Q
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- .tooltip-toggle::before {
. a# g/ K9 b6 [' t' k! E - position: absolute;
2 u% S) H& m7 s! K - top: -80px;# A1 S) J% _; F
- left: -80px;
4 B5 n9 Q$ v. |" L* S0 @ - background-color: #2B222A;1 w9 [3 a7 H) _4 p% T7 q7 P
- border-radius: 5px;
- I4 m2 P/ ~% J& m! t! U - color: #fff;& f2 q* M6 x. z% V. V, Z3 U
- content: attr(data-tooltip); j) {) U# |& }; v/ S7 a$ l+ K! G
- padding: 1rem;4 n. Y9 l* W9 J7 d! W9 I8 H( [
- text-transform: none;
( H# a# C* f% k: a( s% ^ - -webkit-transition: all 0.5s ease;: e* r S, A8 w0 Q
- transition: all 0.5s ease;' t' C4 W* v8 m8 W( u8 I0 ^
- width: 160px;
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- .tooltip-toggle::after {1 O ^3 Y+ G1 p% I8 C
- position: absolute; `+ A* C, N0 ?9 m5 n; v9 e
- top: -12px;* U7 e! O% ]* `( G5 \
- left: 9px;6 T( I5 F. s! f1 [" F
- border-left: 5px solid transparent;
; n: M. T, u& V1 _ - border-right: 5px solid transparent;
+ p$ j: P+ K# Y. o! K - border-top: 5px solid #2B222A;
+ b3 R2 f& ? t/ ~5 | ?' Y - content: " ";
/ C1 @+ z. B" Q) ]8 t: U; v* y1 o - font-size: 0;
6 v/ E; ?) k. l- p - line-height: 0;
# o% G/ F1 W- V - margin-left: -5px;
2 n' u8 _& i, o% V3 w5 n. E - width: 0;
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3 U1 n( I; H2 h+ t - .tooltip-toggle::before, .tooltip-toggle::after {
8 L+ V* S, S3 U! M! O - color: #efefef;, B0 d. a8 \: ^9 G# O- x* E6 x& F
- font-family: monospace;
0 o; o( t: w" [ - font-size: 16px;7 A8 b, E5 q. V* y9 D- \0 G F
- opacity: 0;( [) i! u+ |8 A8 r* k f2 T
- pointer-events: none;8 g& r& T; u. F a% k# ^2 b
- text-align: center;2 W+ r4 v' l2 f
- }
( N0 d9 M% D7 @" o& x1 x - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {! q) D/ V8 Z2 c9 h- C
- opacity: 1;
- D, ?6 F4 p6 e+ E1 ^# n& c - -webkit-transition: all 0.75s ease;
! L) D: g- N$ ~* Z- R6 x - transition: all 0.75s ease;. @/ ^4 M/ G6 ~$ G% Z s1 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">
9 s' _8 l0 w$ [ - <ul class="nav-items">
# l" A. |' b+ f+ x! l) D - <!-- Navigation -->
' d8 G, x7 _: x$ Y8 ~ - <li class="nav-item"><a href="#">Home</a></li>) J- `5 u* ]) A8 F3 `' k. q+ C
- <li class="nav-item"><a href="#">About</a></li>
! `" W: E* `& Y7 ^- u4 J - <li class="nav-item"><a href="#">Contact</a></li>
: M4 d1 P2 e& `: m- l1 V; L! M7 q0 a- X/ Y - <!-- Dropdown menu -->
7 _$ a! a, S" G& E$ B" h# R - <li class="nav-item nav-item-dropdown">
5 E. y5 y; t ]" l( u: r6 ~ - <a class="dropdown-trigger" href="#">Settings</a>
, b5 i8 S/ r; Q5 r8 m - <ul class="dropdown-menu">; j9 i; c" _8 L' N* i% s2 X I
- <li class="dropdown-menu-item">4 `( \, q' K' C) x2 V
- <a href="#">Dropdown Item 1</a>
0 Z. `0 e' o' k8 N) w - </li>7 J, ^! N/ F" k+ G3 B5 @
- <li class="dropdown-menu-item">
: @) |3 O' g3 @6 L# v5 h+ K j& A - <a href="#">Dropdown Item 2</a>
+ x& `6 K8 P! i: N! V7 ]/ F - </li>, l# d5 I7 m" q+ O& \5 O5 y
- <li class="dropdown-menu-item">
9 u7 |1 S$ b* K4 ~* r - <a href="#">Dropdown Item 3</a>/ p+ n% v# }- b: Z9 x
- </li>
, ^( t' r" Y S' w1 l - </ul>
% F' [3 W. d) |. y5 ? - </li>
' H/ C5 G: v9 S- o - </ul>0 ]4 B$ r, T4 ~/ s$ @
- </div>
复制代码对应的CSS代码如下: - .nav-container {
' t$ r* f# K: d4 B. ~6 l( r7 M - background-color: #fff;
8 j! k5 L6 ~! Q- M7 n9 q8 C- i L' r - border-radius: 4px;
' P! j) \" R" l+ [6 _1 Y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- i8 \8 I- l9 D2 U+ H. y, ?
- padding: 1em;
. p; n- c; N4 Q0 D3 z - border: 1px solid #eee;6 \- W4 N; F9 w& |2 C
- display: block;
4 o2 S, p- s b+ E9 D. Z% _ - max-width: 400px; a. E" O {8 Z
- margin: 0 auto;
1 m6 J3 {& ~' y j" b- t& k4 b - text-align: center;
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- ul,' Z1 B9 Q. m7 T9 ?. }; A
- li {4 N) x; \9 ^! W
- list-style: none;
+ z* w4 R+ m% t# i1 g& l - -webkit-padding-start: 0;) T4 _ G( p* I* q( \5 ~ S' s7 Y
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- a {
/ V, @1 V$ ^; t+ q - text-decoration: none;
- \: b/ t1 K. N$ n9 j' c. Q5 T - color: #ED3E44;
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- .nav-item {
' q0 t. S9 f: h0 {' s - padding: 1em;
* Q4 H8 c$ ?( [% I - display: inline;
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- .nav-item-dropdown {% \3 T. ^' H6 H- H
- position: relative;
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]. m& Z/ z, N$ I: n( M - .nav-item-dropdown:hover > .dropdown-menu {
r' g6 ^$ L. r' g ] ] - display: block;( z/ a Z9 U7 m/ n0 K% r
- opacity: 1;
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" b/ B' ^5 m$ G% Z" b0 e4 [ - .dropdown-trigger {
( a6 R7 g* {5 X8 W E - position: relative;% i5 G" C. o3 C3 {- o# j
- }
$ U9 J/ h0 g7 M2 Q; P4 q( h+ l - .dropdown-trigger:focus + .dropdown-menu {
- _; ^. ?4 q) Y& S - display: block;, g3 Q8 S+ F' j' T" u
- opacity: 1;
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; X" ^5 P9 q' n% O' S8 x1 {. z) \ - .dropdown-trigger::after {
: Q& k$ j9 U1 f2 S9 V- ~$ h - content: "›";
M A. m7 M1 U6 |/ v* }) a - position: absolute;
2 [3 o. N' \& f' ^- T - color: #ED3E44;
5 D1 q' w3 ~% d" b* W. ? - font-size: 24px;
6 [0 G; t: H4 L9 L - font-weight: bold;6 @4 C4 w6 z9 s) J- M* [ b
- -webkit-transform: rotate(90deg);% @# f9 K( C) b% J9 P
- transform: rotate(90deg);5 ?4 ?$ t, W* z0 P
- top: -5px;
6 l( N* ]! m4 v8 g, N - right: -15px;3 F7 P1 D* [" ?& N3 f- l s: d
- }
' C0 [( H1 i; o - .dropdown-menu {
! l2 l' A9 U3 E6 }# | - background-color: #ED3E44;
& ?/ N) `9 P) l/ E5 P& h. t - display: inline-block;
8 E( f6 u+ {0 Z' G7 i1 a# J - text-align: right;; a) U" d t1 d1 y% f% o
- position: absolute;
% D' ]: u4 m# |) k2 W - top: 2.5rem;
9 {; n; t8 d# z; X( C9 o: l+ f3 I6 h - right: -10px;
2 ^1 y) E$ w0 X - display: none;3 F/ e& `9 T/ g+ X' C
- opacity: 0;" g# W6 o( `6 l: K; k
- -webkit-transition: opacity 0.5s ease;' _! W3 M4 H, E4 [' i) _5 a
- transition: opacity 0.5s ease;
) V) G# d$ w- d - width: 160px;
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- .dropdown-menu a {( l n4 w* ~, _+ y
- color: #fff;
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- .dropdown-menu-item {$ C' A! r) b% r6 Y" @
- cursor: pointer;) b% F5 n, w1 K, ?2 ?
- padding: 1em;
3 Z, X$ W5 P7 b* { - text-align: center;9 ^5 t) \+ d, D. t
- }- A* X1 c* m# b/ v# i
- .dropdown-menu-item:hover {
* N; s% o: B& [2 t - background-color: #eb272d;, }( r Q f% U! ^* H- R+ F( z
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">/ |! M5 k- f! _' J, \" ~
- <!-- Checkbox toggle -->: k7 k: P: G A! ^+ |
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
7 }5 ]( H! }6 D - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
' W9 l1 o; s8 O% B, s+ U - <!-- Content to toggle from www.mfbuluo.com-->
$ m a+ ]" \, a4 l( Y, } - <div role="toggle" class="toggle-content">
7 e/ J/ X1 W& J8 F+ F! Y l ` - BA-NA-NA-NA!% {" n. H+ c: f# q( H3 t4 d: {
- </div>
& ?! n, i% ^5 R! |/ B) d! B% W - </div>
复制代码CSS代码内容如下: - .toggle {
6 O& @% @5 w1 X% D+ t! ^9 R - margin: 0 auto;/ Q6 r$ Y; w/ B9 z7 W9 y
- max-width: 400px;
; E0 B% h- x( v. t( i" t - }/ Q7 I* \/ N$ h) n6 c3 S- H4 `
- .toggle-label {
: o( |/ e. s8 e& T5 O: |8 }3 w$ L - font-size: 16px;
0 g: p6 [2 { L' F# C* S - background: #fff;
/ W7 h6 O! a4 z# o% P s - padding: 1em;6 [ j2 X: @+ E S0 z6 A' g
- cursor: pointer;
& S% E& ]6 v( C H3 R - display: block;( }& m; @# V* V( h: h9 ^! i
- margin: 0 auto 1em;
8 }: a+ |- ^; L( Y& s( v+ g1 R - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ |, O' N4 Q( y- ^9 @6 [ - border-radius: 4px;
# v* Q. Z; q; O+ v! k" R; n - }
. n5 b" T5 W2 ~) j0 s - .toggle-label:after {
* S! u; c5 s! i( J; B% V9 I - color: #ED3E44;( h0 E; S! V) {) v& F5 l2 V5 C
- content: "+";, C- l$ u! P/ j( \1 \
- float: right;
1 D0 m8 l4 e- u- o# m7 r - font-weight: bold;
- `" Y1 U r5 e3 Z" } - }1 I4 Q9 |+ P& X3 Z! X4 p3 L; a+ w
- .toggle-content {
3 T) J: c5 W- W - color: #B0B3C2;
) ]( ]8 y/ u0 s) x" k - font-family: monospace;
: k8 Q( R+ X. a/ }, g+ [! }! R% R1 O - font-size: 16px;
5 ?5 N3 t4 L6 I, ?2 ?6 m8 t& B. Q& w* e - margin-bottom: 1.5em;6 @/ Q3 r# x* A: ^
- padding: 1em;
2 u: `8 B B, X3 ` E9 ?* @8 V& U7 h - }) c8 `9 y/ a* D$ S
- .toggle-input {' G$ y% R0 g" G+ I: I
- display: none;- N+ \% O& C% }# z: j) p
- }
$ ]" G5 T5 L" @& e$ L7 Z - .toggle-input:not(checked) ~ .toggle-content {; @$ `2 Q G( T9 S
- display: none;1 q+ N6 q3 s2 S& N R* [. h
- }
2 C: V0 `9 e4 D, d* }+ r) U - .toggle-input:checked ~ .toggle-content {2 Z6 Z) P N5 G) P
- display: block;
# [5 N! v: l* a. ]2 U - }
8 W, V8 C, m; o4 g+ }. X - .toggle-input:checked ~ .toggle-label:after {
' [ S6 j+ K( G5 ^ - content: "-";
V, ^( J0 ]. L - }
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