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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!">
l+ r8 ?, W! a! ^9 V, b d - Label for your tooltip# o& s- x7 P4 s9 l/ A: g
- </span>
复制代码CSS代码: - .tooltip-toggle {
3 w( u( D4 P4 U" P - cursor: pointer;6 C/ z& C) a/ t/ _) C. b" Q
- position: relative;1 J' K' q7 o. l* }! M' V
- }4 q% Z7 R y) ]2 u$ F* m
- .tooltip-toggle svg {
9 h# w% W: ]4 [# X4 B6 T# F" U - height: 18px;
C/ X- R: s; r2 x3 _/ H7 q - width: 18px;3 N. Q7 ~2 ^7 M' j/ s
- padding-right: 0.5rem;
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- Y5 C8 c# T, v3 D. [5 \ - .tooltip-toggle::before {+ [' `1 B( g j U* ` b
- position: absolute;
' t# q! j; T$ N/ U p" e9 O/ S( V( @% M3 f - top: -80px;
( p/ `, m1 e/ ^ - left: -80px;
# F, J+ ^4 l1 t% z" J: t+ G - background-color: #2B222A;6 n# u, W. }1 G4 f3 `8 {
- border-radius: 5px;4 H G8 L3 G: V/ a
- color: #fff;: _! A1 y" }: c# F( G
- content: attr(data-tooltip);
9 z, ~' |% o* Z5 r& x8 }3 I - padding: 1rem;
6 c5 \: ]; U( F. U' d- E N. W - text-transform: none;1 s8 K) j2 `6 l" f4 t. ^
- -webkit-transition: all 0.5s ease;
" w+ H: s5 Y2 l/ b) v - transition: all 0.5s ease;
, v$ ]1 X; i& }0 l$ X; L# \# z - width: 160px;4 R8 d3 Z& k. x0 ^
- }
4 ]) X0 v, @0 ~+ v- U2 G - .tooltip-toggle::after {
/ _# b8 q/ _% h' i/ {! [' R - position: absolute;7 W7 [1 H6 J/ L4 @
- top: -12px;
2 {6 ?) s8 y8 }! Z: a! |- T; G" L - left: 9px;
( o2 X! ^! L0 H- ]+ C! U+ O - border-left: 5px solid transparent; ]( R3 x7 W4 d U! M
- border-right: 5px solid transparent;8 k( s4 p* D6 d2 J' y8 X
- border-top: 5px solid #2B222A; z d! A% g- Z6 u! B
- content: " ";
' B6 {. \0 l. y) ]) T - font-size: 0;
9 j$ [, N3 r2 W5 K* q E - line-height: 0;
# K A4 b' j' k' r - margin-left: -5px;
: m6 l! }8 x! a' f3 K - width: 0;
' K1 }9 ^: d1 ~# Q9 F9 ?0 W - }
9 _# q' E+ A+ G+ L* ? - .tooltip-toggle::before, .tooltip-toggle::after {
7 G |- Q2 Q; k1 o; L5 O - color: #efefef;- i, h1 E/ z) Z/ m
- font-family: monospace;
! W* n8 U7 V c0 f - font-size: 16px;* C' W* t# q2 l% x" o( o
- opacity: 0;; r7 P% [- n- b2 o
- pointer-events: none;$ r, _4 w: r& ?; _3 p. P
- text-align: center;5 ?( A- ?7 f4 {( D0 m0 F
- }; p& |- U/ f3 _2 f. V( S% X
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
* U! b4 d7 Y; l+ D7 Z, m5 r: _) v7 M$ g - opacity: 1;
7 \. \- E# _' Q, H9 D" E - -webkit-transition: all 0.75s ease;3 s) C1 A8 v( w& {9 l5 [, B% a
- transition: all 0.75s ease;
9 v9 v) t7 J: h& l, q: N/ 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">! E7 `4 _" A' x5 v8 R' r
- <ul class="nav-items">! m9 }3 _$ {" a4 l# O
- <!-- Navigation -->1 W* l6 l, R4 g5 Q3 T6 e+ u
- <li class="nav-item"><a href="#">Home</a></li>. W Q) p7 X: { P
- <li class="nav-item"><a href="#">About</a></li>
* y+ X8 V+ W1 o# S$ m - <li class="nav-item"><a href="#">Contact</a></li>, Q3 ~' m# n8 O2 x# `) t
- <!-- Dropdown menu -->
; i, R9 A+ t' o; G' {9 C3 v - <li class="nav-item nav-item-dropdown">% I( s" M- Y! N6 p1 X5 E0 N
- <a class="dropdown-trigger" href="#">Settings</a>! C/ _8 D3 r9 s: O' J& h
- <ul class="dropdown-menu">. u, G& j8 D! C% B
- <li class="dropdown-menu-item">6 X& M {8 w$ J/ K/ s3 O( x9 Y
- <a href="#">Dropdown Item 1</a>
3 H7 x* l. F- o0 T# F, q - </li>
/ J' ^3 j! }4 I' ^* f8 K2 E - <li class="dropdown-menu-item">, N3 {8 ~& |+ O: w8 s1 Y
- <a href="#">Dropdown Item 2</a>
N# \. S5 g. x1 m2 ?3 k! D+ `+ j7 s; [ - </li>" w9 K5 i0 o! b! Y
- <li class="dropdown-menu-item">: E/ D6 o0 C0 Y# ]% B! p3 b. Q
- <a href="#">Dropdown Item 3</a>3 Q! \$ ~8 P c1 U
- </li>
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- </li>
, S6 r+ n' V8 R/ Y. C+ h& i1 W - </ul>' Q& y6 c. ?; y/ Y" O" j
- </div>
复制代码对应的CSS代码如下: - .nav-container {' {3 T/ s- t# g, h( `
- background-color: #fff;8 \+ i5 O; K+ F6 ~. \2 `+ D% \# z
- border-radius: 4px;
2 ?6 X& ~, V/ q; T/ a( I+ \+ T: t - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
3 D. A- n2 |0 |! x - padding: 1em;
$ G4 A; {# n( K - border: 1px solid #eee;
$ b, m0 v; L' l+ E6 T - display: block;
* O/ z/ E! q; g: p4 k9 y) A& w, t - max-width: 400px;# u4 f9 J# {2 h
- margin: 0 auto;8 ^, r0 s* x) Y8 m; r
- text-align: center;8 h+ u X& {# z; i! ~0 W
- }
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- li {
6 P* s% k8 c- B: d! c1 c - list-style: none;
; z; A* B7 R! u2 q9 P/ e2 l! g - -webkit-padding-start: 0;. N9 T5 l" f/ k/ ]1 `
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- a {
5 M1 y; w* |0 [ - text-decoration: none;; K* k- V& @; A3 y3 ^/ w" m4 Y
- color: #ED3E44;0 L7 S& W& O# n6 p
- }
3 B" l7 v; D! l: F2 g - .nav-item {
U2 n1 G8 b# I% l4 q - padding: 1em;
/ _. t! Q w9 m* } - display: inline;; v% c y# W0 S; r8 G/ Q
- }; q6 c# W, K w2 K; y1 L1 r
- .nav-item-dropdown {0 {1 _/ t6 L# {( x$ K
- position: relative;
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0 r' l t, `: j- q5 s - .nav-item-dropdown:hover > .dropdown-menu {
+ R+ V8 ?0 y, h! p: t8 w0 f q" w0 b6 \ - display: block;
. L$ S! R) n5 R* j& c - opacity: 1;
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- .dropdown-trigger {3 b3 z7 |5 v' n9 M i M) o2 s
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
2 K- U! N" ~7 d" h# o - display: block;; p- K) N2 I( B0 c6 R5 p
- opacity: 1;$ V$ O- q& P& }$ G9 H
- }9 }: G: @/ |, U7 d& C! A2 U* V
- .dropdown-trigger::after {1 o2 }" T$ P" n3 n
- content: "›";
' T' ]- z; C: m& N( K9 t - position: absolute;( w$ K" D6 ~- s- N
- color: #ED3E44;
) C. N" K, n, n0 J7 X9 ? - font-size: 24px;( I/ ]( f# L4 t; h, N/ N; T
- font-weight: bold;0 w4 z; P0 B/ K& I. B! X o7 s
- -webkit-transform: rotate(90deg);
- p! b6 S+ ^: h/ p% C) ` - transform: rotate(90deg);
8 V- Y; {: r9 G+ h& q - top: -5px;
$ }; |3 n: [4 y4 T - right: -15px;, ^6 I& ^* C- u1 Z
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- .dropdown-menu {
; S! j& g& t4 x - background-color: #ED3E44;
5 u" ^8 S- L. t+ r) k, n - display: inline-block;
8 N4 y2 y5 W& w: ]! w6 P1 u v |6 W - text-align: right;) D, m- ^- t! O; ~1 ?; D' h
- position: absolute;
9 K9 ~2 w t3 q0 R - top: 2.5rem;) R( s6 ]: {: _
- right: -10px;. a6 K$ g3 q& z: O* q- c- j
- display: none;/ F$ F& c8 N9 {
- opacity: 0;
' Y6 W1 O' \7 o - -webkit-transition: opacity 0.5s ease;
0 i, @* z$ x w8 _ - transition: opacity 0.5s ease;
4 R/ a5 I) a: a& Q: r' W - width: 160px;- R; s* u d+ b7 e- T
- }
& q+ l+ G- b3 h1 l - .dropdown-menu a {& n, e2 d2 z: a# L$ E: A7 D
- color: #fff;% Q2 G8 Z3 V* k0 {: T
- }
: S! g, C4 i) k - .dropdown-menu-item {# ~' b; t; f) `! T3 m. k+ o
- cursor: pointer;- J- G' G* o8 Y6 Z2 V B
- padding: 1em;
1 n% O* U. v1 R. n n% [+ H# g7 E - text-align: center;* T, V: M! t# V
- }1 c* U" F# Y- V6 _3 p
- .dropdown-menu-item:hover {& ^ ~6 k* u/ E$ R c) s
- background-color: #eb272d;/ L o$ K2 E) Z
- }
复制代码 3 o# H+ O* H6 p) N2 d% f
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
4 D& V( r8 t- U. t6 q/ q! C+ P - <!-- Checkbox toggle -->
% O0 O4 W5 H3 |3 s) n - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
$ n5 X2 n0 l6 U ~ o3 d0 P$ M) C - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label># x3 @2 T2 o5 v* B b- r
- <!-- Content to toggle from www.mfbuluo.com-->
3 @1 T. k$ P0 s - <div role="toggle" class="toggle-content">
% _' Y7 i: @& P# J1 C8 r* m1 ]! X - BA-NA-NA-NA!
6 d/ @% U, q, b( A) ? - </div>
1 z( b3 y9 C- f) a5 `8 |0 e# _ - </div>
复制代码CSS代码内容如下: - .toggle {
' l- D a/ B6 J. t5 r9 H& r - margin: 0 auto;" N$ H/ v4 i1 D# [! N
- max-width: 400px;5 g- I, ]9 }! O8 p/ A
- }2 y- n, a2 w# G' z; k" I
- .toggle-label {3 \/ A4 D: B- w G* e, V
- font-size: 16px;" f2 T7 K5 q3 E8 C: U
- background: #fff;) w# l) \5 E I# Q# K! [" j
- padding: 1em;( [; F% P& i C T N1 ?
- cursor: pointer;
% [7 H& ~4 g# t9 Y0 O- L - display: block;3 f) c3 ^; \& F+ Y$ _+ S' h
- margin: 0 auto 1em;+ T, ?' k. O i5 [/ Z+ a+ D' _
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- I* C8 W }4 x' q - border-radius: 4px;- b8 Y N; U* ]: \( q
- }1 z" U7 ]% x/ c- F
- .toggle-label:after {( E. W3 @' n& k4 | e$ N% p
- color: #ED3E44;6 h" p. o! `) R. T
- content: "+";; d% B# ]& O, ^
- float: right;) c% j5 Z1 I4 i z
- font-weight: bold;" }4 ~! g+ H8 S! t
- }
* p6 H" t+ m' ` - .toggle-content {+ P' v" U4 E6 E1 c
- color: #B0B3C2;
* I" ~ ~, o. @, F1 s! }. F - font-family: monospace;
* v2 p2 N8 p9 L. \ - font-size: 16px;
Q0 B+ r% A' H8 q - margin-bottom: 1.5em;
. p! b; U& L' H+ l4 Y- ] - padding: 1em;
8 u/ T$ n7 S' r7 ?0 C* b - }' n# g( j- s+ l5 I) N/ W8 b
- .toggle-input {
6 n9 R4 e# d s- A+ q - display: none;
6 f1 k" t2 W+ Z0 h, _ - }- @$ a$ T- A1 c" J, m. c0 j
- .toggle-input:not(checked) ~ .toggle-content {
6 v0 Z5 {7 N$ z( e# X& D - display: none;) U# @, i& j3 Y- q4 C
- }. Z# N5 g9 F. N* U v% _& Z
- .toggle-input:checked ~ .toggle-content {
$ T9 j* t. i' e# d5 _8 D - display: block;
4 U4 }2 l( _) d j7 a3 G1 L - }
% H0 F. p6 k* [9 Y9 J* T - .toggle-input:checked ~ .toggle-label:after {
9 r; @9 F; o4 \! c9 p - content: "-";# ?9 g2 U8 ?7 V4 W: @! i) o
- }
复制代码
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