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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!">
" c f! K5 p9 W, A - Label for your tooltip
4 P8 E7 Y$ d; d9 f4 k9 S5 u# h - </span>
复制代码CSS代码: - .tooltip-toggle {
( a" v) W+ e" u3 n6 `0 p - cursor: pointer;0 }8 M) g7 _4 Z1 {+ {
- position: relative;1 M' D5 g: [3 N. P% y
- }
$ W0 I, P9 O/ ?* H7 G; E. u - .tooltip-toggle svg {
1 B7 _+ D6 E1 w( K - height: 18px;
; d% C( P" h) C: p I( t& i/ T - width: 18px; ]/ C" s0 E4 s |5 @" y: f8 P( Y
- padding-right: 0.5rem;9 ]0 Y# y8 g8 _. S3 ^
- }8 [ K3 ?# j2 Q% m2 u- Y
- .tooltip-toggle::before {
1 g9 j' S1 O* M! C - position: absolute;
- G8 X8 m% N# p - top: -80px;
- @( H H. w$ j. ]4 }8 k - left: -80px;
2 l" U t8 r% ?. q - background-color: #2B222A;/ \4 C- I# }% W# D
- border-radius: 5px;
$ Q/ o: \: L4 w, t7 ?7 T - color: #fff;
) w& k! P1 ?3 h" ] - content: attr(data-tooltip);
1 a0 P2 Q U5 R0 h - padding: 1rem;6 }4 t/ g0 I+ r
- text-transform: none;& Y: S: P: ]" f x; i- o5 D2 i
- -webkit-transition: all 0.5s ease;- d, h7 r* _* G. Z( Y. M
- transition: all 0.5s ease;
- O: P Q1 Q9 o" c2 _ - width: 160px;
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- .tooltip-toggle::after {, b$ ~% ^8 j+ k
- position: absolute;
% j5 h& D: f, e5 { - top: -12px;: S- j/ f- `+ C8 O# C& L
- left: 9px;
7 W# P# k& {1 g- Q' l - border-left: 5px solid transparent;
3 u) Q) L# H" b - border-right: 5px solid transparent;0 w7 i% G* n- d9 M9 h4 b0 j+ O' P
- border-top: 5px solid #2B222A;
, p* U& g) `# H! [" G) D - content: " ";
% g& z# N+ ^: L - font-size: 0;
$ [- f6 K; a" ]) `+ ]; ~; p - line-height: 0;
( N, M) J% R% W - margin-left: -5px;4 w3 s7 q( J+ R: i7 Z% G1 S
- width: 0;
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. u. @! F2 j. a - .tooltip-toggle::before, .tooltip-toggle::after {
, i `0 R; q8 P# \! w - color: #efefef;3 G* w# p5 n4 J6 Z' `
- font-family: monospace;
6 j* w, n8 b V: F1 h" L! G8 ] - font-size: 16px;7 A5 n$ S- d6 u2 r5 \
- opacity: 0;
/ K8 J B% F3 k7 ] - pointer-events: none;
& m# y4 E% `( X/ v$ K- B9 m u - text-align: center;' P% i0 X u! u3 t4 P8 M: L) z
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {4 u; }1 A+ A: G$ `; ]0 l! u, Y
- opacity: 1;
2 x9 m7 W7 Y( _) v+ c - -webkit-transition: all 0.75s ease;
- `' O( h6 T9 J7 l9 m# w - transition: all 0.75s ease;
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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">
" S% M: L3 _. j4 W4 Z& E. ^ - <ul class="nav-items">
8 u3 A; T1 l5 v. V# u - <!-- Navigation -->
h; x8 }5 H7 Z2 v4 E9 J+ q - <li class="nav-item"><a href="#">Home</a></li>
2 S$ j. B; z% c/ E' S- c$ } - <li class="nav-item"><a href="#">About</a></li>
9 O' a7 y; i5 ` - <li class="nav-item"><a href="#">Contact</a></li>
% m" O& f( ], U8 T - <!-- Dropdown menu -->* ]$ y8 O' N+ L
- <li class="nav-item nav-item-dropdown">0 X: @7 i6 S! a; b' |' F0 A
- <a class="dropdown-trigger" href="#">Settings</a>4 F+ n* S. N; O$ B9 c% i5 u
- <ul class="dropdown-menu">
8 x2 X% ~( U$ o) l! v% q6 w - <li class="dropdown-menu-item">( u) J' o, C' [2 N7 a3 b
- <a href="#">Dropdown Item 1</a> N2 j5 ?+ u1 S* e1 F1 R6 G: x
- </li>+ ?! u- C% t0 {( j2 h
- <li class="dropdown-menu-item">9 b5 S. Q0 n8 H* }- F6 Y
- <a href="#">Dropdown Item 2</a>
$ O6 y6 T% |) t/ F' G3 _$ z - </li>. f7 ?! S; }' h
- <li class="dropdown-menu-item">
; K" [, N6 b$ s2 `' _, k - <a href="#">Dropdown Item 3</a># x- @! t& E7 k
- </li>* L* i/ ^1 n2 A: Y, m c( K: h
- </ul>
# F5 v1 D4 \" b/ x( N, s& \/ S( o, } - </li>& c! l A2 B3 \% G; o
- </ul>) E9 L- K _# c( v$ N* i
- </div>
复制代码对应的CSS代码如下: - .nav-container {$ s. N/ H7 _2 m- G/ b
- background-color: #fff;1 V- p0 D0 j5 |* @% @# S
- border-radius: 4px;8 d, P& k' Y7 ?9 Y
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);/ o# p3 J$ W* U3 f0 D: Y, u' z8 V
- padding: 1em; @/ t1 s0 Y$ a/ j
- border: 1px solid #eee;
! Q9 q' ? z3 Y0 d, c, B. D! c* ?& f# ^ - display: block;8 U/ r! y9 h0 g5 i7 o# i
- max-width: 400px;
+ i3 |# S1 k' t) N' f( Z - margin: 0 auto;1 m4 O3 X5 }! ]4 s0 E% P
- text-align: center;
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- li {/ R1 P5 a; m1 g6 ]- |) a% M
- list-style: none;: G. t8 W0 h8 E% w+ A# ~
- -webkit-padding-start: 0;
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- text-decoration: none;' m; m6 i& D8 ]$ T7 ^. T
- color: #ED3E44;
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. m) Y M9 A4 d# c' t - .nav-item {5 \' D) S0 l# ]& P$ F& q
- padding: 1em;$ z1 M; c; C6 q9 c L' N% i( x7 d+ e. L
- display: inline;
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- .nav-item-dropdown {& U8 D# r8 |# z p1 n5 |
- position: relative;" ~2 h* Q+ m% w8 y
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- .nav-item-dropdown:hover > .dropdown-menu {4 J# y& H' T# S' [2 L# X
- display: block;1 }$ u! G! p2 D2 V
- opacity: 1;. w9 ^: ]4 N) H+ P3 e$ @, d
- }
, s$ z) J' u; B - .dropdown-trigger {
3 a: ^1 L0 i3 t3 Q) [ - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {( x, ?! M Y( a) }% K) I- [6 R8 l: P
- display: block;
9 X$ m6 _2 v8 @, @* K3 t - opacity: 1;
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- .dropdown-trigger::after {
e1 u# s& p4 u1 e9 S9 z - content: "›";; P5 ?; N( r2 U9 h
- position: absolute;
* f( c- f) z1 R1 @3 @ - color: #ED3E44;; q2 `* z# y, ~( D
- font-size: 24px;+ ^ K& `8 M4 H$ Y" t9 u0 w4 `1 S
- font-weight: bold;
) @9 n! T" \+ Z5 `: y - -webkit-transform: rotate(90deg);# A8 l" R; ~9 ^+ ]6 L! y
- transform: rotate(90deg);
, R( s2 W' w2 U. U" h - top: -5px;8 g& } T/ s/ }7 i) `3 Z
- right: -15px;
2 g7 @4 U! |6 e( { - }
$ i" Z& ~. C) W - .dropdown-menu {
. D5 @* p# t5 S - background-color: #ED3E44;, i, J' \$ x; f
- display: inline-block;' J$ f" {7 j8 c4 [+ I: k. z; F
- text-align: right;
3 v5 H% t& @% H) k1 E% H/ _ - position: absolute;0 j* M# ]- s8 J
- top: 2.5rem;) T( X) v F$ W' I
- right: -10px;
. l/ V! y2 ^8 Y4 } - display: none;4 T8 O6 }+ G( O' e1 ?' i- N
- opacity: 0;
& y) A. Y" N) j3 `4 S3 ?' r - -webkit-transition: opacity 0.5s ease;
N& B6 V1 ?; M - transition: opacity 0.5s ease;
N, i. g% X, U' Z/ a - width: 160px;0 n* X0 S n1 r" N- z7 C. v
- }
; |2 }* f* \9 F9 f - .dropdown-menu a {
2 i& d# Y8 q/ V5 K7 z! ?; F - color: #fff;
; F) L- e" Y8 y) Y) j& ]$ O. d - }
* n+ F8 j$ e7 |/ f3 r1 c - .dropdown-menu-item {1 K; C- |5 n' s9 D; q6 E e
- cursor: pointer;
7 @0 U% G/ Z0 w9 [+ X* C+ Y - padding: 1em;
; f+ f. L( V$ X$ {9 {9 S* K2 ^$ q - text-align: center;
$ z( d& z. W" W6 Z4 u9 k; S* @& k - }
# S/ G7 |8 G( H Q' h4 g# ^2 h - .dropdown-menu-item:hover {
! t0 h/ I% P, C* U0 w& s- O7 o' ] - background-color: #eb272d;! s+ M; Z) o6 Z! A" b' C7 Y
- }
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- t8 ^4 v, F4 ]/ w" R6 [可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
) ]! r$ G0 M$ F" C - <!-- Checkbox toggle -->2 m4 ~$ F, E& m& w& ?1 S
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">* U% |! ~/ n6 V, @% {% I
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>7 f- k1 g8 P0 {" K1 z( K' [
- <!-- Content to toggle from www.mfbuluo.com-->
: l! X+ I; ]; j' H - <div role="toggle" class="toggle-content">7 t/ P1 T, t% w& \! X( G9 [5 E
- BA-NA-NA-NA!
" ?. |6 x7 i$ ]6 ^. Q4 U, v - </div>
) l* k- K8 v( K X- Q% q - </div>
复制代码CSS代码内容如下: - .toggle {1 A+ n& C& o* |3 H9 R
- margin: 0 auto;
5 I7 ]% _8 J$ a( Z+ X) [" k2 h - max-width: 400px; M5 I2 k0 \9 c5 @
- }4 n8 h/ ] s5 Q A/ G9 S/ q
- .toggle-label {
( X1 ?4 I9 h( f, E - font-size: 16px;
0 t; k- _' w5 ]; R" x8 p7 d7 ~ - background: #fff;& i4 h0 }# ]5 j8 n1 f, X* I0 ~) m
- padding: 1em;
( E# h. ^$ r& }& T, d5 G& D& A - cursor: pointer;
) e8 R0 E, }8 G5 n" o, H/ ^ - display: block;
0 V& {& H& b$ M7 F3 N- C' j( B - margin: 0 auto 1em;
2 D% ^3 ^: ^1 z2 S - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: j. e7 j7 e+ \5 J
- border-radius: 4px;( r8 u( } v4 H, K+ W4 i! |( Z
- }
8 F. l) K) i3 _7 r( T - .toggle-label:after {
. ?7 g- _* Q7 e& M% i - color: #ED3E44;
' r: B' u. H7 U; v* U/ D0 z - content: "+";
% U1 l; r% M* L' Y7 x5 i5 F - float: right;
$ X/ E0 n# H- r9 L" L - font-weight: bold;; [4 e) y x7 s: E$ h' O3 D
- } B1 M- f) _8 q0 K5 w+ V( E2 U4 L
- .toggle-content {; e' j* }' b5 V8 x) p
- color: #B0B3C2;' A; P5 j7 }# R$ \8 X9 r2 _
- font-family: monospace;7 T5 h. q) i( ~. Z; N+ W4 J1 ^
- font-size: 16px;
4 a& N" ?7 X; h9 C) H$ O - margin-bottom: 1.5em;
- i4 c- F! w! w3 Y+ ]# V7 D) l' h1 j - padding: 1em;
: |, L5 ~/ ]0 Q+ t% V - }
# B r2 Q+ X3 e( I2 r8 m e - .toggle-input {
% p" d' ] _6 q5 ?5 g- s" r - display: none;
" {# _ m+ n. S$ `" ?* C- V# l - }
1 E3 P3 E2 M! X! v/ {" g2 j! A - .toggle-input:not(checked) ~ .toggle-content {
9 @2 V4 ?- B. P# d: U( @- U - display: none;
$ k" u$ v# i$ E - }2 G0 V, q% A+ X0 J B; {
- .toggle-input:checked ~ .toggle-content {
! u. t7 s- Z' L$ b: [; H - display: block;! T! i" G' q; d& }8 R' p( c1 Z
- }4 O* G! r1 K. S2 W! R
- .toggle-input:checked ~ .toggle-label:after {
. n1 U' s8 E1 `( T; t - content: "-"; e9 \- [1 v' b/ Y6 ^
- }
复制代码
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