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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!">1 C# L( k5 x& h8 E: q- i* }" L0 f
- Label for your tooltip
! e# Q- |; d; O8 d* W( T - </span>
复制代码CSS代码: - .tooltip-toggle {' J( {5 D, O( S1 b0 Y
- cursor: pointer;
& F# j. X8 X" C& ~ - position: relative;$ w. y; _2 s" @% P7 @% F% \
- }3 l6 ?) } }% w3 ?
- .tooltip-toggle svg {0 I! J( @- z. l! ]
- height: 18px;' g1 K7 j0 h+ Q0 U: A5 x
- width: 18px;
3 c8 }( |( `* ~2 m3 J - padding-right: 0.5rem;& D. `- b9 t% ~
- }
; O; Z- c9 p5 x - .tooltip-toggle::before {
$ H' V5 {; A- f1 ~: M# q+ K/ ^ - position: absolute;; O" S7 Y" ]$ `' i/ A& v
- top: -80px;! T/ g& P8 M! ?2 X( A( P
- left: -80px;3 _+ m, L7 k: _$ a( _& T* H
- background-color: #2B222A;* `/ x* U9 \. O/ F5 B# e
- border-radius: 5px;
) k# B: B2 R, o; J$ f - color: #fff;" t$ R5 u- [; w2 M$ C
- content: attr(data-tooltip);& ~: z" q# b' N$ f
- padding: 1rem;! G3 T7 P9 L' V. W
- text-transform: none;% W" w: [! `8 K2 l6 A7 Y3 _5 P& o
- -webkit-transition: all 0.5s ease;
; v1 y8 T; O; }$ a: o* j. C1 j - transition: all 0.5s ease;$ Y3 ^, D2 A2 f K- q( H D
- width: 160px;
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5 J% P$ x" B; b" F9 g' h - .tooltip-toggle::after {
) }1 n0 D6 J- R7 |1 {2 v( O - position: absolute;9 ]; Y. ?. l& W' [( P# s
- top: -12px;- h3 \4 ~+ j- U0 u
- left: 9px;
0 P. ]' m, \1 m* e3 c( {' h - border-left: 5px solid transparent;
& E* X0 ]& Y, U- X; g" Q - border-right: 5px solid transparent;
8 f9 x d; ^9 ~) ^1 Y - border-top: 5px solid #2B222A;. \- z# y h8 Q8 w" U: @5 B% B
- content: " ";
( ?0 @& a# |9 e0 L: b9 [! s, I - font-size: 0;
$ G) \) v) P3 Q- k1 O w. Y* ~ - line-height: 0;. n. W- g/ ]; ~3 n8 S
- margin-left: -5px;
9 U1 S- ]. M! h; ~3 b2 x% q( S. g) e - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
, {+ i, _( @1 g+ V. h3 s- }( d$ L* c - color: #efefef;/ T* b |. y9 m9 T- r) ~3 G+ S
- font-family: monospace;1 X* r' w! o/ E4 g9 l
- font-size: 16px;- O5 P& O9 Q( S
- opacity: 0;
# J9 E* s7 q" p, r5 C - pointer-events: none;- ?3 t, j. _) X
- text-align: center;: c" R! ]1 Q5 _2 l& W
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {: p- [% f$ h0 x4 w( _3 [0 L
- opacity: 1;; C$ Q. `7 ^& E' Q5 [
- -webkit-transition: all 0.75s ease;
+ V% x3 L* Q; i$ K4 h - transition: all 0.75s ease;
$ H+ ~' I3 |: Y5 U - }
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 [+ N* n- z( a5 S9 j/ T4 i( j
- <ul class="nav-items">
6 o( S& g6 d' r8 l/ y) e! N8 F$ L - <!-- Navigation --># G3 ~/ n3 r" A' v5 ^0 M
- <li class="nav-item"><a href="#">Home</a></li>
9 I; v0 H9 [ q1 N - <li class="nav-item"><a href="#">About</a></li>7 O5 u- U2 j7 K6 q
- <li class="nav-item"><a href="#">Contact</a></li>" Q' C- i4 `1 `. n, C
- <!-- Dropdown menu -->
! `, d% a j l" c# m - <li class="nav-item nav-item-dropdown">
; h& t$ {- R+ I/ }" _% ~% u1 r7 T - <a class="dropdown-trigger" href="#">Settings</a>% S. }! L& e1 q" R
- <ul class="dropdown-menu"> q- ]7 h0 ~/ H! d+ u; s
- <li class="dropdown-menu-item">4 ~7 G5 z; ^$ P. U# N* x
- <a href="#">Dropdown Item 1</a>
: I: I' S& n0 f; V - </li>
+ D+ B- W; o$ d: I - <li class="dropdown-menu-item">
6 B) p2 E9 |$ i( d$ X. R - <a href="#">Dropdown Item 2</a>8 W& Q8 r/ a: D; n7 x/ U: o
- </li>3 e# j; _; u s% u1 c. k
- <li class="dropdown-menu-item">
( k) F7 Z0 i" H/ G% Q) z/ t - <a href="#">Dropdown Item 3</a>
; s2 n2 N) U* U; i: u) ?4 T - </li>9 A8 i7 M( B4 _% v$ R1 a
- </ul>
& }3 A& k% F8 Z1 N1 A+ L o - </li>
+ E; x0 k0 Z6 R- K1 W0 ?* l - </ul>! M: |. s% g0 r `6 D2 @' W2 J
- </div>
复制代码对应的CSS代码如下: - .nav-container {
! j7 m( @ U/ x0 {6 N( Z - background-color: #fff;7 J+ C0 _* c! i; w$ O! _
- border-radius: 4px;
+ P6 }3 y+ u: {% [" |' @3 Q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) ^" w% X$ h& M4 ?9 L - padding: 1em;
% _5 @- {+ Y0 b, \0 s - border: 1px solid #eee;
9 H% G/ v R2 o& F; I - display: block;
; i. S, n/ [/ } G* G2 `' a - max-width: 400px;. i1 \5 e$ l% ?
- margin: 0 auto;
' v9 T% o! |& t/ q5 J" M# v* M- ~. ^ - text-align: center;) D) V0 X: ]* B% l# }3 a
- }
3 W( _4 F' h, P* l# _ - ul,
! L. Z' B, u9 w. P' } - li {
/ ~- @# _5 Y. J X1 n% f2 G - list-style: none;
+ _0 [$ @7 J' R% r - -webkit-padding-start: 0;7 y9 X- k& s1 g4 c" G4 v0 M
- }
6 _/ d- N; l3 o& {# d3 x5 V* j2 M/ Q - a {
0 u2 L. k7 d( t6 T - text-decoration: none;5 n6 Y# ~& K2 j G& ^
- color: #ED3E44;3 l7 ^6 |( {* k" N& X y# d$ N4 v- _( I
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- .nav-item {6 j- D8 b6 y2 d% d0 [
- padding: 1em;* I- S8 b n1 P; `/ I
- display: inline;
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2 `2 F. q% U7 u) q1 K$ C9 Y - .nav-item-dropdown {
; p7 e4 a1 W. d - position: relative;
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/ |/ c/ g: @ p( D: H# n ?# A - .nav-item-dropdown:hover > .dropdown-menu {1 d5 b5 @- L0 T; {
- display: block;+ G5 s( E4 e) g8 P2 L* c2 ^* q- j
- opacity: 1;
+ {6 Q5 S5 t' ~3 G# x - }
# |* `$ P0 o% K - .dropdown-trigger {
+ C* K0 U0 q3 @0 C( u* x - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
, N8 R% r9 H7 W9 X+ w( r: v2 v2 t1 z - display: block;
: ^1 ^# J. ]5 o' q - opacity: 1;5 f$ h: r$ u; b, i
- }% E8 n) a5 s& w6 o9 e
- .dropdown-trigger::after {
* X9 E# X/ Z3 _0 D - content: "›";, e' N2 J9 v# @" q
- position: absolute;8 ~, r& c5 Q2 y3 n+ f0 q
- color: #ED3E44;# |, ]5 {' c5 H4 R6 l+ h$ G6 Y0 }' S K
- font-size: 24px;
R+ E5 x8 s! y1 N - font-weight: bold;0 `) K* N' @! q _# q7 n
- -webkit-transform: rotate(90deg);
; a8 Q L# G0 u! q1 ?: C - transform: rotate(90deg);6 q/ p5 C5 q' w0 B; q
- top: -5px;8 u% T l" z8 e
- right: -15px;* o4 k9 @3 U$ Y# a R& ~
- }
, L) y7 p1 V5 Q( {: N6 r( M - .dropdown-menu {: P* Z c- R% O! m& }
- background-color: #ED3E44;
: z: Z& n a2 I' x/ b8 |0 K) T4 b - display: inline-block;1 m/ t: }7 A' W3 d2 B
- text-align: right;5 M! F0 K- i# C G# |" S, P
- position: absolute;8 d" ? H) ^" C/ `
- top: 2.5rem;: ?6 z! m3 \$ V9 a
- right: -10px;2 z+ @% Z6 r8 G, T# l
- display: none;6 T3 A! G' Z7 M9 g2 P
- opacity: 0;
2 x& D- {( s" r' r* U7 M/ ^ - -webkit-transition: opacity 0.5s ease;2 c$ w4 F9 ~$ q' O: K5 U* Y
- transition: opacity 0.5s ease;
( m9 |5 b. x. L& ]; H - width: 160px;
T1 F- k' E; L2 K) I8 {9 e7 ]! I - }
" k: B) I5 H( x" F - .dropdown-menu a {5 @% }! l6 ]! c! {9 x3 _/ i
- color: #fff;
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- .dropdown-menu-item {% H! U8 i* y T9 u
- cursor: pointer;6 M$ G9 j6 x- e* S( E3 r3 M
- padding: 1em;
+ z( P& {+ R6 E. R/ z# ?- f - text-align: center;
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& G: W0 d& q$ g" d/ w3 H! e$ v - .dropdown-menu-item:hover {) e; h1 @& P9 G0 \, N* B
- background-color: #eb272d;
8 h- r3 g' c" v8 t6 N - }
复制代码
$ m( D- o7 S; A9 _. d可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">+ N: \. k' }3 n/ p0 d% C
- <!-- Checkbox toggle -->4 O, x, I2 |5 ^2 j' `) ?0 F
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">9 J& Q* x' U# z
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
' w9 u a* s( { - <!-- Content to toggle from www.mfbuluo.com-->
/ e% }1 A/ I0 q- w - <div role="toggle" class="toggle-content">
; `- r5 [- h% l4 l$ F8 W# f - BA-NA-NA-NA!
- I. ]3 K3 b n e1 `* c& F - </div>
" C- a! k9 `9 @; w& a - </div>
复制代码CSS代码内容如下: - .toggle {8 {* [. h! E* A2 Y
- margin: 0 auto;" y9 X) Y% {* E3 \
- max-width: 400px;% x3 F9 N: R0 ]2 R: @' z: a6 R
- }; `. o! m5 W: x+ Z: l: f7 [1 |
- .toggle-label {
& C1 t0 i o3 s @2 U9 T* i* T - font-size: 16px;
. y4 K5 |# f! z2 U4 O* F - background: #fff;
( o7 S+ g, k N$ h& Z+ w - padding: 1em;
/ Q& Z9 X% F- j& c; g - cursor: pointer;
# r7 U( Q, W+ }0 u2 O6 H8 A$ Q1 Q - display: block;
) ~4 `0 h0 W% j0 f - margin: 0 auto 1em;- P- ^0 s2 M6 W- n# ]
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- r8 R5 r3 w3 J# H i* t. z
- border-radius: 4px;
; a! Z# @2 D0 f9 a1 e) F" M, B8 b - }) l9 _% S* Q, f; M/ P) m
- .toggle-label:after {5 S4 S _" |8 @( x& H
- color: #ED3E44;1 |2 [8 G. w( p: K
- content: "+";$ h, Q9 ?# U* [! c: x
- float: right;
! S4 I7 E3 i# J - font-weight: bold;
8 v3 A# A: m* _2 Y7 j# |; N% } - }
/ ^+ M% o8 A4 c - .toggle-content {
% V3 f3 W# _( K) Q- u* Q - color: #B0B3C2;
$ l& \/ h5 H1 [ - font-family: monospace;7 L7 R- w. J$ B- P4 f) ^
- font-size: 16px;3 v7 w" ^6 d8 s' W( X* i
- margin-bottom: 1.5em;
, ^- f3 Z& |) }" H% P( [ - padding: 1em;% M* b6 L8 T, j; {; i, w! `7 \* B
- }! [& D) d/ E6 z) J1 V
- .toggle-input {' _" I3 c, V( N, C0 R$ t/ \
- display: none;
; I- s7 F& k2 @ - }
, W8 [5 l, z: U1 y+ H$ Q- | - .toggle-input:not(checked) ~ .toggle-content {/ m! N7 G4 F# L0 P
- display: none;1 c' f4 Z/ p- f& x+ y: ?
- }
- b# G2 j1 k" X) u! | - .toggle-input:checked ~ .toggle-content {
. M6 r/ q& \& S - display: block;2 d3 o6 z, f6 n+ x- `3 z, y" P
- }6 {% u" e0 b# v6 n) O% V; }! p
- .toggle-input:checked ~ .toggle-label:after {; v* V n& I1 R2 a0 c
- content: "-";
) z- g2 C. z9 q8 j! E8 N5 @3 l - }
复制代码 % w- s; U+ N( `6 _
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