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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!">
? N; s/ ^; S8 Z; h) o1 E' ~ - Label for your tooltip
0 N# z. L- I5 z - </span>
复制代码CSS代码: - .tooltip-toggle {
. G) N& N C& s! r. R- p1 s - cursor: pointer;" O3 c* u- S/ N3 w( M0 c
- position: relative;9 y2 \2 ]+ M& u7 \; X% m
- }
. Y6 `' {- K5 O$ I - .tooltip-toggle svg {
% X7 x x$ [* ?* h8 z0 n. M. } - height: 18px;9 ~/ L9 w T7 p8 a& G
- width: 18px;2 O' P/ u& Z5 w( i. O
- padding-right: 0.5rem;& F b0 Y. J+ Y/ D* h$ u0 M
- }
" Y+ Q( R0 k; F- \; C. T - .tooltip-toggle::before {; I5 Z- G1 j( W0 a3 A( ]. t! u7 \
- position: absolute;" O" C3 X0 D6 F; Q7 d
- top: -80px;1 u& B' m7 ^* j" p# ^/ o
- left: -80px;5 O' d1 G1 M$ c) Z- m. _+ x
- background-color: #2B222A;
3 g' [/ _8 v+ C' S# S - border-radius: 5px;$ @ R9 `8 }1 s; z
- color: #fff;8 h# L9 ]# E) w4 w
- content: attr(data-tooltip);
6 g2 L' O! v4 F0 z2 | - padding: 1rem;
1 p7 l( g6 n, A2 ?7 o; } - text-transform: none;7 c- J# M( t9 F$ Q- y
- -webkit-transition: all 0.5s ease;$ @0 Z7 ~( t1 {" S5 Y
- transition: all 0.5s ease;5 m: V) N: X8 q
- width: 160px;5 \: `$ r! _; d9 t: s; j- W
- }/ y$ v0 w( F, J
- .tooltip-toggle::after {
& u# m, R1 k# a) O3 P( U8 F( m - position: absolute;- p/ |2 ]8 K" z
- top: -12px;6 `- [. W; G; e; u" ]$ o
- left: 9px;
3 {+ g, H- ^& @, F0 [" ]. ~3 r - border-left: 5px solid transparent;5 l) T4 t0 @: R9 B+ M" w+ I
- border-right: 5px solid transparent;
+ C3 L7 V6 n) x' W* g. ` - border-top: 5px solid #2B222A;
6 p: j0 D& k4 @# R% n, Z* v - content: " ";8 K/ q8 w) ~0 {
- font-size: 0;
# Z$ F, O1 C( G$ f2 M) E7 \ - line-height: 0;: P# I6 s% [3 j! l) d
- margin-left: -5px;
% W! @; Q+ X/ A7 _, T% y4 k, \ - width: 0;
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% h& ^2 M- g$ f6 |7 N! n# X - .tooltip-toggle::before, .tooltip-toggle::after {
w0 n7 B* |: h% D' n8 f" v - color: #efefef;
, r+ _2 J7 y. K0 @0 a) c - font-family: monospace; I5 ^/ P8 x* Y0 h2 \, {6 k
- font-size: 16px;
- \# M& C6 m/ }' m7 i- Q& ^) C; ] - opacity: 0;1 v+ z/ g% ~) s8 z' }/ q
- pointer-events: none;
( A( a0 K1 f3 a8 ^' ` - text-align: center;7 L) R8 {% @6 n
- }
+ c7 W5 Z# l$ k2 l4 V9 I, R) x - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
\- {+ c2 X1 {8 K - opacity: 1;1 t: l+ N2 H( t$ E! t
- -webkit-transition: all 0.75s ease;
* V2 m, t" I* D. ]7 Z - transition: all 0.75s ease;/ q: |* f7 w7 D0 \( ?
- }
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 i1 x! j2 Z0 s% ^. w/ m" N% G
- <ul class="nav-items">: v' O1 {' m2 q9 T1 l$ n/ A. o
- <!-- Navigation --># J- _1 s2 z/ R4 }
- <li class="nav-item"><a href="#">Home</a></li>
1 R6 n1 @5 {& ?0 R2 v8 Z1 F, f3 v/ x! _ - <li class="nav-item"><a href="#">About</a></li>
- B% y2 B8 l5 p1 ^% o' s - <li class="nav-item"><a href="#">Contact</a></li>( r' @% C( K& U2 m. y) j% i1 K
- <!-- Dropdown menu -->" J, Y. W) m8 a5 u0 O1 A
- <li class="nav-item nav-item-dropdown">3 N/ E, ]$ ]/ \, s5 e
- <a class="dropdown-trigger" href="#">Settings</a>3 q& N' R/ D" ~$ ^) h5 h
- <ul class="dropdown-menu">
8 U9 v( X" Y3 Q! K - <li class="dropdown-menu-item">
4 t: A6 O: h0 D+ t; f - <a href="#">Dropdown Item 1</a>
; z. _5 {) X/ L - </li>
+ ?) y( u4 e6 J5 W0 H/ q - <li class="dropdown-menu-item">
, f3 \" x$ Q) T! U6 L1 F# x6 h7 t - <a href="#">Dropdown Item 2</a>
( g2 T! P; R% I" z& i+ o - </li>
6 N4 e5 b% X0 @ - <li class="dropdown-menu-item">" r1 k9 D! Z1 s
- <a href="#">Dropdown Item 3</a>- ~9 m# V6 T6 u4 p/ O( J% f8 M
- </li>
$ g9 [- |; u* O/ N - </ul>
8 I) u+ }8 ^ `& Z0 |. f - </li> a8 ~. ?8 Y# n! ~
- </ul>& E# ~, K5 r/ i% H7 ]6 c3 |" \
- </div>
复制代码对应的CSS代码如下: - .nav-container {
8 a, G G$ c' }4 `4 ^" C( { - background-color: #fff;
. a# W6 f4 J9 t, q6 ?8 [ - border-radius: 4px;! X: }) @6 }8 i6 c
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" T4 Y5 s+ h6 i4 g
- padding: 1em;6 l |# I4 Y; h4 _$ h/ I9 ~
- border: 1px solid #eee;" K/ c( {7 ?2 o2 j* y
- display: block;
$ a9 I! K8 f$ x+ b9 c - max-width: 400px;5 l4 a! ]: s6 D* G* {# X9 J/ \$ \
- margin: 0 auto;
. K" n+ K& W1 x$ h% G - text-align: center;
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- ul,
# Y7 h% u$ @( `4 P' R. P - li {
: U0 h4 x1 y8 K4 B+ p6 | - list-style: none;; p$ \% Z$ F# F9 i; D( t' @! r: d1 J
- -webkit-padding-start: 0;( w" h) V) D/ v3 @) Z0 l
- }/ v- A$ c! j2 R
- a {
; z, B0 E. P" | - text-decoration: none;" w: v9 ?# k1 b' @) `/ j1 F+ r' W5 w
- color: #ED3E44;
$ h k+ I/ S# g k Q - }
+ Y4 I9 Q, Z5 j3 ]- ~: k# L - .nav-item {
0 ^! [+ G. V# f# S! {4 J - padding: 1em;! O9 O& c. V) r1 b7 X
- display: inline;
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- .nav-item-dropdown {9 @+ d6 ?$ I( j' f* A
- position: relative;% u3 t" B# e: ]/ M0 u
- }
; S. Z: l2 T$ u6 y - .nav-item-dropdown:hover > .dropdown-menu {4 V& d* O' Y6 N; L7 S1 _, d4 j
- display: block; @0 F. L) h ~; @
- opacity: 1;0 I' H( C: N- Q Z! Y4 y
- }6 F- W j: } C, b
- .dropdown-trigger { [2 r& ]0 s1 C1 w. c) O) }
- position: relative;; y5 g9 e; T7 Q. a1 P
- }8 V, F4 k: e7 t8 R# L2 g% ?$ ]
- .dropdown-trigger:focus + .dropdown-menu {$ t- J+ n& |( d3 m8 v+ m
- display: block;
! m* L; q; `* J+ V C4 y - opacity: 1;5 \- z- e7 O1 @. ?
- }, `/ V" P3 G4 G4 r$ K
- .dropdown-trigger::after {: t# I6 ]/ U! U1 M' }
- content: "›";3 d0 @% j: Q" N
- position: absolute;
& o( K s* E3 J# q& J - color: #ED3E44;, t% s8 ~' d8 A7 h. z' y# V
- font-size: 24px;
) ]( a+ H8 s2 c. ~/ n1 \2 S. R# o { C - font-weight: bold;: B7 E$ R' w' @& V; `! n& [
- -webkit-transform: rotate(90deg);! X: k' \# n- L. `0 I6 d
- transform: rotate(90deg);4 n7 J! h3 |/ g
- top: -5px;+ u% j% \) I7 M; f/ G) i% K
- right: -15px;7 o: c4 c( d) Y4 d, ?8 H3 U
- }
, e' t! @4 q+ W- n ]0 S6 N* w3 l; i - .dropdown-menu {. `+ A' H% z3 s6 V& |# B
- background-color: #ED3E44;
( H% K' I" k9 Z" Q' N& x - display: inline-block;
" |! |$ Z8 i! V- e0 l# C - text-align: right;
* o9 G7 f0 `2 Q0 R - position: absolute;
3 X& B' R* R) e9 b - top: 2.5rem;: ^2 K4 M" H2 n+ L, i
- right: -10px;7 X4 s% x. X2 p1 N
- display: none;
/ k2 B* O+ w4 z0 c# E: p/ s - opacity: 0;( U$ |0 _+ L+ q- b" @2 W9 e
- -webkit-transition: opacity 0.5s ease;
2 y( q/ p @3 z3 m0 h# } - transition: opacity 0.5s ease;) ]+ \7 x% [! ]& X
- width: 160px;9 \8 W; T9 Z" O! G
- }. J, n$ w! i* M
- .dropdown-menu a {
& C0 M* q4 V7 F% w. p- } - color: #fff;: v" b; }5 W2 [* P4 ]% D' W. a- H
- }
* ~# D' o' U$ Y# s+ \ - .dropdown-menu-item {
2 }, T n# A0 ~5 S q8 z& p' X - cursor: pointer;- U1 ~; t6 z* e# m
- padding: 1em;
6 o! @8 O. I* ~ ^* Q- m - text-align: center;
1 t0 E- [4 j( X1 X, l* |! I - }7 q) H+ T8 M2 e0 q6 L2 C
- .dropdown-menu-item:hover {
5 H" ?/ U! M$ J3 t! p( H$ v - background-color: #eb272d;8 m+ F; b/ ^+ F; B
- }
复制代码 + f. p0 ^* y: m4 ]; O/ N9 g5 n
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
4 X3 K2 w0 l, ]( Z7 ]% z - <!-- Checkbox toggle -->% t( ~0 q M& \% M9 Z
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">6 {& ?- h7 W1 p. `( K% e# k
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>( D2 J; t: R+ s) o6 T0 Z
- <!-- Content to toggle from www.mfbuluo.com-->! n* v3 A: F2 L( t4 W! ]2 i8 l" k
- <div role="toggle" class="toggle-content">
7 J. C# k) [; d+ v' H - BA-NA-NA-NA!3 E* c0 A6 n0 i6 f9 O( X4 ?' \
- </div>
5 I1 r5 D% J7 B- }* i! j - </div>
复制代码CSS代码内容如下: - .toggle {
( o& L. s: i: w. Q- O - margin: 0 auto;$ W5 Q9 C, M9 H# c5 y' w0 J" ^- g9 D0 I
- max-width: 400px;. u: i7 w5 J5 G# A% d
- }
5 c5 x3 i: Y: X. f# S) E8 ^6 ^ - .toggle-label {1 q6 s; G4 R: \2 F7 O
- font-size: 16px;
9 p _" Y6 V9 K3 |9 |6 R7 N d9 {( | - background: #fff;
7 ?( I5 g' P' w- |$ n: z - padding: 1em;; O) ^, `' g+ r1 D: X
- cursor: pointer;% b" L/ e& X3 D* y& y
- display: block;5 y7 Z2 b6 [- p: X; m1 T
- margin: 0 auto 1em;
% R% ?6 y+ A: c8 U& G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' q2 Q* f. L: ^0 b - border-radius: 4px;' [8 _- d L$ q! B2 N4 \
- }* q5 N* ^ c. R: `! Q
- .toggle-label:after {8 l0 R, Y' X8 r5 {3 z0 v* E
- color: #ED3E44;
$ O9 L8 u7 X; m- ~9 [ - content: "+";
- K+ J$ ~0 F+ Q4 F8 K - float: right;
: p% X) |$ \& ?5 }3 x4 m+ F - font-weight: bold;/ M7 C% I1 V2 K! D1 D
- }6 B1 _1 t- w+ N: W8 S4 |, C
- .toggle-content {/ F6 M, E! M" E. z% p/ l
- color: #B0B3C2;
8 l+ M4 M8 r6 p- @( V - font-family: monospace;
+ Q0 ?$ B# J) H+ h, k, w - font-size: 16px; H' T& W' D0 j# \
- margin-bottom: 1.5em;6 G* t$ t4 ^2 ]1 F3 P8 c- B6 F
- padding: 1em;$ z* r; Y- y1 T. v0 b k, P$ t1 Q4 z
- }8 ]6 h* ]' c8 s4 J j# N; w
- .toggle-input {7 g3 g" f, |3 v& [
- display: none;
& s ?. B* N7 A) K1 q4 ^1 Q7 h9 e2 q - }, t7 ?. m6 _/ A* |. p" p
- .toggle-input:not(checked) ~ .toggle-content {
8 u* @, D& m1 @& q1 f! I e- G - display: none;. F" F8 Z0 b% b# B+ e3 c3 Y5 |/ ^
- }
* Z& F; |/ j7 L& r/ r% F3 R - .toggle-input:checked ~ .toggle-content {# Y$ T( X6 L- }' E
- display: block;/ x6 y: h. f3 z" c( b9 N
- }% X! e4 I" }: B; w9 h' _ ~( y
- .toggle-input:checked ~ .toggle-label:after {. O2 U4 s# r+ N4 m
- content: "-";. u3 n1 p4 ^' E
- }
复制代码 . ~ p O, c# q: Z( n6 d! _% c: H
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