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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! l0 u$ a/ u- d6 m& J/ W - Label for your tooltip/ q+ _/ }& s8 v( u: V7 |7 a
- </span>
复制代码CSS代码: - .tooltip-toggle {
& B8 e4 a4 X; B- X! a, O - cursor: pointer;! r. } w) S- ~( s2 c" C
- position: relative;- F9 |! O; O. _) T+ W9 ^7 A' G9 P
- }' U1 f! c! z* R: o
- .tooltip-toggle svg {) @6 a1 F# \$ X, D' `& x! [' M! R
- height: 18px;4 M+ G6 d( A' z
- width: 18px;
3 y$ C" a3 i* e - padding-right: 0.5rem;
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- .tooltip-toggle::before {, U2 B$ a$ v# \! W1 M2 X
- position: absolute;* ^: D* I J$ a' `
- top: -80px;+ @. ?$ `, p" G; I) n4 `
- left: -80px;
2 c; U% a8 R! m7 e6 v- Y8 V - background-color: #2B222A;
/ E: {( L! P+ N8 Y - border-radius: 5px;
3 O6 J4 `" X/ `# c - color: #fff;- p) O& s( w9 Y7 t
- content: attr(data-tooltip);3 A% I+ e1 o. d0 @$ ~ A- s
- padding: 1rem;6 E( U( \. U- c: o9 T5 G
- text-transform: none;" ~# H5 C) W' L
- -webkit-transition: all 0.5s ease;9 D. q* n2 n3 f& z
- transition: all 0.5s ease;5 r. H$ U C6 r! y& l! e" K$ m& Z
- width: 160px;) a8 c0 O) l$ U
- }; D* I0 T( k4 E
- .tooltip-toggle::after {
- I4 u ^9 B S9 K% s, c1 e - position: absolute;* C- n) z8 d6 [$ R# h8 d
- top: -12px;" {" a" D3 \- g+ Q+ g6 e
- left: 9px;
, G7 S9 D2 y, Q. i - border-left: 5px solid transparent;5 @2 u0 S$ }4 U; Z
- border-right: 5px solid transparent;+ `$ X* ?! R6 g, R4 E( I7 G0 q7 Y+ U
- border-top: 5px solid #2B222A;# u% W: x! [% @3 }8 O! j. `& H0 Z
- content: " ";
2 V+ h! P. I3 f7 G( Q) g2 j9 \ - font-size: 0;
1 M" J" h% u7 l; s - line-height: 0;. d4 d6 }# ]" I! _% E
- margin-left: -5px;
4 ~: G8 @' L. ?: P - width: 0;/ u3 j9 D0 ?# w7 M% Z9 k
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- .tooltip-toggle::before, .tooltip-toggle::after {' R) J$ U* H: ~$ ^4 h' z& t
- color: #efefef;0 }" r0 J: G' P; x; o- b' m6 z
- font-family: monospace;' `; r+ p+ H1 l5 B- B0 W; N% q
- font-size: 16px;: t# _( i6 H: Q6 `5 l0 ]
- opacity: 0;
) Q. E) J9 C; w; M3 K - pointer-events: none;" m) w* s- Y4 W- o5 u
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {- L: q) m+ r% g7 ]8 X
- opacity: 1;
, B6 _4 M- t; C9 ] - -webkit-transition: all 0.75s ease;
9 M1 C, K4 H! p e - transition: all 0.75s ease;
; }- \7 U0 C- O1 n( K' ~4 n$ s - }
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">+ p; r6 ~/ h& M
- <ul class="nav-items">4 E1 \$ c% s8 N$ @0 X, y1 T
- <!-- Navigation -->
$ S* x7 e) b- B( P9 M! C - <li class="nav-item"><a href="#">Home</a></li>) n+ f! q+ x2 I) L' e0 a$ i1 [
- <li class="nav-item"><a href="#">About</a></li>
4 \1 ]. f: F" h2 \1 Z - <li class="nav-item"><a href="#">Contact</a></li>
* U/ |, E3 X3 `6 w. x - <!-- Dropdown menu -->
# Z/ q& D% y5 t$ x2 o - <li class="nav-item nav-item-dropdown">
$ _2 t5 Z5 q; a- p* o) A - <a class="dropdown-trigger" href="#">Settings</a>
5 v+ [5 q' ?4 T6 N) Z/ ^2 h, E: y - <ul class="dropdown-menu">7 w& \2 j( \/ v$ B# F; T+ l, ~5 v
- <li class="dropdown-menu-item">/ @4 \6 @4 g3 W
- <a href="#">Dropdown Item 1</a>! z& P- J% M3 V+ |( R9 l% a, l
- </li>
0 _& b/ w3 w; i3 k/ |8 Y- K - <li class="dropdown-menu-item">* b# C# i" v8 q$ r
- <a href="#">Dropdown Item 2</a>. ~$ ^! V& o9 H" o6 M% ]
- </li>' }$ y7 H9 |; z1 m1 H" U7 }; Q
- <li class="dropdown-menu-item">; S- N* \5 {3 G
- <a href="#">Dropdown Item 3</a>
: J1 K9 \; k# S5 e - </li>! M6 @0 }% [8 s; w3 ]& x8 W
- </ul>$ g4 |2 t: A5 A5 m
- </li>% x7 }/ w5 `/ s6 O8 N9 J# R
- </ul>$ {/ F6 v& |. ?% O8 u
- </div>
复制代码对应的CSS代码如下: - .nav-container {
; k$ C- q5 a9 u; H. c - background-color: #fff; {2 M) [& L+ g! X
- border-radius: 4px;
$ W* Y% ^ z) |2 p! W3 A8 f3 L0 u - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);. t4 A6 {3 a- H* x2 o0 f" t
- padding: 1em;
5 ]+ Z* R* ]6 f% ^) }3 d; y0 v7 h - border: 1px solid #eee;
+ N& @1 N& U7 t - display: block;
" B+ i0 K/ Q6 W) q! w9 u - max-width: 400px;5 V6 |9 u/ |) G* @4 n+ h* m
- margin: 0 auto;
4 m" _ X- N+ [ - text-align: center;
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. l; b. s3 }6 S+ | - ul,
: ]# t5 l. H/ S9 ^; i7 p( Z - li {
, O; C9 I8 E4 w1 O7 h# q - list-style: none;1 D/ J# z7 E0 E+ q2 {
- -webkit-padding-start: 0;+ m. T' m0 Q( X7 l4 W
- }
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- text-decoration: none;
2 Y+ o2 |) A5 s, S3 _* k) ] - color: #ED3E44;* G- E4 J$ o5 F0 d' Q' B2 @
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- .nav-item {' J- O& r$ ^: J
- padding: 1em;
% n, N+ h/ V! @8 e4 ^2 M - display: inline;: ^/ n8 z( E0 T) s: v4 e% v. k
- }
& \3 l: B! M2 n9 O" K$ g - .nav-item-dropdown {; T0 g v7 Z1 ]% z- w- A4 s9 N% f$ L; a
- position: relative;9 J) y2 h! O' Q- ?$ C' f' R) k" z; n
- }
& E, {+ q f S - .nav-item-dropdown:hover > .dropdown-menu {" m# H' z0 o* d6 S+ ]: `: |* ?; [
- display: block;9 c1 i- S+ ^5 y( o
- opacity: 1;
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! T& M6 H$ N- V9 [! r6 @/ n - .dropdown-trigger {- B9 C* ]! c$ V
- position: relative;
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/ l7 W B( L& N/ Q+ Z - .dropdown-trigger:focus + .dropdown-menu {
, q3 G# s8 J, J" n/ { - display: block;' S8 f9 _5 _$ X. I+ A6 U; S
- opacity: 1;
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A' P& D) K* Y( r- p, @# | - .dropdown-trigger::after {4 e' O2 O/ U( Z5 x1 C8 s
- content: "›";
+ h' o M6 s) L+ [9 U - position: absolute;
$ R9 e1 r. c$ A& B2 W- K& ^4 G3 i - color: #ED3E44;
( v- r6 G8 g5 y/ }7 j3 j3 | - font-size: 24px;
. R! k3 P1 `4 o3 G7 c8 h' A - font-weight: bold;" _; N1 \2 A6 Y
- -webkit-transform: rotate(90deg);9 u, X* O. `+ F5 Y; s, W
- transform: rotate(90deg);
% v3 w/ i, x9 I6 v - top: -5px;
$ x5 r7 C% L9 ^. X4 D' ?+ e2 D - right: -15px;
4 S9 j; @& z0 o3 P" t, c$ U - }
2 J" ^- n8 }! t. p& V" M" }5 w/ W - .dropdown-menu {
: s2 c) C4 n2 M. y- h - background-color: #ED3E44;; h2 W$ W' f: t# ^. P
- display: inline-block;
1 ^9 \. k. _6 I2 L7 J% J - text-align: right;3 j @4 M1 ], H
- position: absolute;5 L* i3 q; g m& I
- top: 2.5rem;/ } p+ v8 Y: H( B- x( ]9 O
- right: -10px;
7 a! q. d' E( l9 ^; ]* { A; a - display: none;
- X% G" k! h* r - opacity: 0;, t/ N. b. V- v! ?% T
- -webkit-transition: opacity 0.5s ease;1 q3 x: v4 e$ g6 [" k9 X
- transition: opacity 0.5s ease;' }) C$ s5 ]# q8 c7 W6 o2 g, a4 r
- width: 160px;& A& f% ~1 }7 g7 Z; H
- }
& _1 j' G' @: J" j& B1 _6 a1 A - .dropdown-menu a {
$ s- a) R$ A& J/ q. _: n - color: #fff;+ e n0 j& h1 r; |+ z4 J1 {
- }
6 t/ c3 G. J, t: r4 F7 e/ O - .dropdown-menu-item {2 F) e, K' R% D; X# I
- cursor: pointer;
3 p8 \$ R4 j1 M9 ]4 b+ g - padding: 1em;/ {6 N) i- V, v, K7 g) X
- text-align: center;
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- .dropdown-menu-item:hover {
- B7 N$ w8 a3 w; I* @' W6 f - background-color: #eb272d; j; ], q5 S; y5 n. \
- }
复制代码
" Q5 L) d1 }$ I可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
, A0 F* _& x5 Y. k9 n9 i - <!-- Checkbox toggle -->
* @5 u* V" J' C$ a8 k - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
1 T- z! @& w9 P- @/ M - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
$ a2 \- O: {2 ]- N | - <!-- Content to toggle from www.mfbuluo.com-->
6 Z) P6 a- R- V3 i) m+ U" X- K - <div role="toggle" class="toggle-content">
' }& k: ]1 E; l. L* d8 e, Z9 R% B - BA-NA-NA-NA!
- z" z; P+ x2 Y+ G- X) k - </div>4 W& `4 W7 m+ X' G: c9 Y
- </div>
复制代码CSS代码内容如下: - .toggle {
' \0 ~' m! N! h - margin: 0 auto;. Z$ J, }% w, f6 N9 g
- max-width: 400px;2 g: [, |$ S2 X S$ ?1 q+ p9 C
- }
. |5 n) |9 I' t' ?! K" O - .toggle-label {# T3 q, s. j, ~3 `( ]7 `* ^' Q/ a( N
- font-size: 16px;, S/ N0 [/ l( j
- background: #fff;6 o7 A% s: c. I% x; n! p9 I
- padding: 1em;7 ^2 z- D+ f s+ b- J" Y
- cursor: pointer;" @ v p+ I ~+ a4 [
- display: block;
. g# k$ [8 k$ Q: Y( x6 L - margin: 0 auto 1em;7 ]+ K) q1 {) \+ v7 c5 A: E! c
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
; k3 w/ j) [5 Q+ L; f; U' Q: [+ n - border-radius: 4px;
2 o% Y7 y1 I+ E9 X9 ], b+ {! U - }# K4 k: p& E5 w; l+ e) Q- k
- .toggle-label:after {
4 U1 b5 s$ _7 o6 u$ ? - color: #ED3E44;7 h8 k4 c. Z% y
- content: "+";9 Y; Q: a/ V, `( M
- float: right;
& f+ N7 h% M) |" h. J - font-weight: bold;
; d+ Y# |4 {9 a4 K, P1 x - }
, v, l( x5 D m7 \ - .toggle-content {
( \; @7 V0 w, Z: c' j+ ?6 |! `" i - color: #B0B3C2;
$ w% d( N9 Q2 o4 w& `: a! s - font-family: monospace;
6 b5 }; H; A. g - font-size: 16px;
' }5 Y+ ~& x+ Y. a7 g# z2 Y/ B - margin-bottom: 1.5em;
- R$ u1 U5 e' x: U - padding: 1em;) R# _+ [4 \; X' T" Q \
- }. l: b; y1 c/ {$ J$ t8 J3 w H: Q
- .toggle-input {) G1 {+ R1 M* i- D1 @+ g9 E; f
- display: none;5 E# O& [ n5 b! R |# l
- }3 r8 H' M+ C8 I$ W# A) N F8 l
- .toggle-input:not(checked) ~ .toggle-content {
0 p/ {+ \$ j1 Z8 L! ?7 B - display: none;
0 {5 W. F" P1 ] - }4 \7 o( g7 G" K; K; j3 d* F) i
- .toggle-input:checked ~ .toggle-content {
( @% B- J! V% N* f" g$ l. b - display: block;3 Y8 A+ c+ z: u% C3 G" g
- }. w- w2 p- Z8 ?* m
- .toggle-input:checked ~ .toggle-label:after {/ \( m5 ]9 Y) P+ p
- content: "-";
+ r* _+ R7 P$ B6 S0 D; R" s- G - }
复制代码 ) L- D/ Y+ j7 H) H0 \% D; j
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