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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!">. t7 }: _6 q: H* {
- Label for your tooltip9 K7 P8 G4 c: l) y( _
- </span>
复制代码CSS代码: - .tooltip-toggle {
7 f6 X& F" p. A; F - cursor: pointer;
- V1 t9 _1 l0 j& I( Q* ] - position: relative;. B" W, I+ F' z4 B
- }, s6 G; T$ V ~: X8 O6 Q
- .tooltip-toggle svg {6 j- x8 b3 y2 W( f M( ?
- height: 18px;$ x3 P7 T( h7 y/ f* M. m
- width: 18px;
' U% ~" h0 }. v - padding-right: 0.5rem;7 l6 S: A7 F8 g9 q8 H3 [9 `
- }* l) b* Q% d# [7 c; w5 I; S
- .tooltip-toggle::before {- G9 B3 p6 h: p y6 d5 R
- position: absolute;
. I9 A9 C' l5 U8 L9 U2 Y; r3 r - top: -80px;
( ^5 D% u" a1 I: {1 [8 A - left: -80px;, \' U# R. C. a( v ^' S
- background-color: #2B222A;
, J0 v$ `% ?$ l/ F7 e6 h A! N" p1 y - border-radius: 5px;- S% s# C9 {' b3 S
- color: #fff;
+ J7 Y2 l7 u. Q! T/ Y8 A - content: attr(data-tooltip);1 F) ^; T$ \& N. }) i& `( w/ ^
- padding: 1rem;
2 C# C6 g( ?% a - text-transform: none;: k8 h0 w# |& M% w! H7 d2 z* _
- -webkit-transition: all 0.5s ease;
6 ], d/ F# p2 f4 S% [# W& G - transition: all 0.5s ease;: Q6 v- e4 T' t9 b& X
- width: 160px;( C& A1 k6 a J3 V, Q$ b
- }
: v0 a" f3 v5 g/ a8 [( T - .tooltip-toggle::after {
0 { L( q* ]1 s - position: absolute;
" B. M; |, G K - top: -12px; h* L* h/ B, u1 o+ H9 H% V
- left: 9px;1 k* ^9 T; S5 `9 o8 u- x& Z
- border-left: 5px solid transparent;- B& [/ s+ S5 q5 t: |/ @" S
- border-right: 5px solid transparent;
! o9 [9 {) N& l) W' ]" u - border-top: 5px solid #2B222A;
/ t0 r1 d6 k: n7 T6 W6 @, u - content: " ";# E/ c5 B# j ]3 H o/ F; C. I, g6 ~0 V
- font-size: 0;
0 X0 J! P9 w6 ]$ J6 ^/ L ] - line-height: 0;
! c. f% Z0 Y/ ~! ] - margin-left: -5px;# I3 p8 D1 V+ e9 \& @$ B1 Y5 A
- width: 0;# i8 [5 _4 F. h3 c0 C1 o. N, Y
- } T. z# ?3 R- L/ V( w+ I
- .tooltip-toggle::before, .tooltip-toggle::after {
8 y' {5 b( U/ a5 u+ c; ? - color: #efefef;7 C# g% P- s2 z, T: ^6 w/ z, v
- font-family: monospace;+ }3 X Z) }2 D- k" a3 t c2 A# T
- font-size: 16px;7 `1 q/ `' D% v& e& ^
- opacity: 0;3 C4 B* Q% ?: Q% V6 g
- pointer-events: none;% q9 o9 x8 P j9 ]
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
( i! z. D r4 b& p0 j - opacity: 1;
& W4 j% K9 S' N! z8 T4 O - -webkit-transition: all 0.75s ease;
5 {# _' e5 v$ Q. o - transition: all 0.75s ease;
8 F! Y+ [* B5 c8 \ - }
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">
( ?% k+ t# W/ [; P$ @9 Q, f - <ul class="nav-items">& ~9 e& A: g4 h% d8 x
- <!-- Navigation -->
! m* h5 [1 C9 D4 U# T. ^/ V - <li class="nav-item"><a href="#">Home</a></li>" X' O, v# ~/ o! m& f- `
- <li class="nav-item"><a href="#">About</a></li>
" w6 E" ]8 k) e6 }1 G - <li class="nav-item"><a href="#">Contact</a></li>( ]% B9 X+ |& N
- <!-- Dropdown menu -->
5 V; g4 i7 n' M' ?' u2 v - <li class="nav-item nav-item-dropdown">* j. V) g9 R+ A: w" L2 o# q
- <a class="dropdown-trigger" href="#">Settings</a>
1 h t7 R$ x! V+ _/ G- ^4 v - <ul class="dropdown-menu">" J# _, a& j3 z# R
- <li class="dropdown-menu-item">( K1 v" E3 ?2 G2 S: ^" Y- h) o
- <a href="#">Dropdown Item 1</a>+ O# r* l) H4 B7 z1 `+ ]
- </li>
! e% Y9 V K5 ~7 q* l4 U6 P. k7 Q - <li class="dropdown-menu-item">
) M# ]& L; C/ d# D0 ?/ l - <a href="#">Dropdown Item 2</a>) C- z( s# y$ F1 Q
- </li>& k' }# |. |# a: E2 m
- <li class="dropdown-menu-item">
6 a5 P. e2 o8 _* [7 W! ?1 q - <a href="#">Dropdown Item 3</a>0 t' T' S( ^ `* u7 r
- </li>
M1 ^# b: J+ [ - </ul>5 i! a! `# f8 H8 w3 V
- </li>
$ r4 [, t+ V. u6 A7 } t; K. v! v; J - </ul>
+ u' Q; \) g- O" q - </div>
复制代码对应的CSS代码如下: - .nav-container {1 k' }- W# ~, _4 i. w$ n! ?
- background-color: #fff;9 G7 k) g& S" a* k" K& @6 Q
- border-radius: 4px; Y) V! B& l5 g" `2 a& u5 ~
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; f. O' v3 K1 E( |: M& ^
- padding: 1em;
" G, I: g9 a2 }# \ - border: 1px solid #eee;
0 f [$ K" R! ]7 t8 @3 }, H: R - display: block;
8 D7 g) n x9 [/ a7 p* i4 k0 [ - max-width: 400px;6 P5 g* m) V! O( d) X# o
- margin: 0 auto;8 E8 T8 B( I! r
- text-align: center;$ H) w! t1 Y" w7 A( z, F' A6 K
- }
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- li {+ O! { M) r, ^ O: x
- list-style: none;
! p8 `$ K" S3 z - -webkit-padding-start: 0;
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- a {2 Z5 [4 y& y2 X( W' U6 j
- text-decoration: none;$ r) Y' [1 j y3 b8 [& _" d3 A
- color: #ED3E44;
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# j' V2 s. y2 R7 ^% t, P. v - .nav-item {
1 U" T# p: C3 r% W! r' F - padding: 1em;
9 ~* @4 o, y3 S$ Y9 g! i - display: inline;6 x |2 f8 A+ I4 m2 ^
- }
% [# v _ ^* t6 {, U- `; ?1 r1 Z - .nav-item-dropdown {
, I' J3 a0 A" U6 g9 `& U! H - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {$ q- A3 |9 R4 c+ D9 M) t" i
- display: block;6 `2 @- V1 U$ O3 u2 u
- opacity: 1;
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5 k1 i& z, p, x3 ^- l. c, S. {; L - .dropdown-trigger {# i, x; H+ `9 _1 B* X
- position: relative;1 P* u% e- |+ \* w5 K
- }
3 R5 \# V- W8 X( N - .dropdown-trigger:focus + .dropdown-menu {
) q5 u2 ]8 `8 l; u0 o6 r+ t* N* B - display: block;
# h6 t2 E; Y9 [ - opacity: 1;7 V% l. y$ _1 g
- }4 g7 O3 Y7 l- q0 W Z
- .dropdown-trigger::after {
+ {/ I/ p9 K6 ~2 B - content: "›";1 p+ X' r3 K/ c, C V! O8 h3 _
- position: absolute;2 S. v1 m L) q( D! n
- color: #ED3E44;3 v, n8 _* c% C$ T
- font-size: 24px;
9 o2 w7 |. ?7 W% |/ i- i5 T6 B - font-weight: bold;2 a$ l& ~" F( q( O* O1 f' p% C
- -webkit-transform: rotate(90deg);
8 `! e; w9 u. m% ]9 x - transform: rotate(90deg);+ {1 K* B8 W2 }- L Z0 |
- top: -5px;( F# P) x2 B5 S! f) F# ~& {, l
- right: -15px;; X3 n8 u# Q. x
- }
* [" H D. i. J/ |) v- A - .dropdown-menu {
0 X. Y; V" B C0 J$ l - background-color: #ED3E44;0 N5 ]! S/ J- v, S
- display: inline-block;
1 B( F a6 c5 I- c1 k3 e: Q+ H - text-align: right;
2 ~0 {# O2 M- L6 Q8 @- B - position: absolute;
& V. u1 b: r- u' v; {$ C% g7 X - top: 2.5rem;
; u; v: |/ S; R3 _; X - right: -10px;2 n/ v2 Z& f @' e2 F( l' M
- display: none;$ H& s) a% P4 a
- opacity: 0;5 j7 f2 g& p- n- R1 ~% C/ y
- -webkit-transition: opacity 0.5s ease;1 X# u3 e4 M6 w8 M' ~
- transition: opacity 0.5s ease;
: i! y; C9 @6 ~& p% [/ w - width: 160px;
8 b* d0 x! R4 M" @6 [7 t( R - }1 P; ?1 a3 t# t- x- q
- .dropdown-menu a {( E0 V% h Q: v2 x' V
- color: #fff;) I( X0 c9 s3 A+ E" [! [3 M6 Z
- }
0 P) |2 @; h: ~5 Z; O' z. o& o1 m - .dropdown-menu-item {
6 L" E& s; D8 _2 ? - cursor: pointer;) i$ d6 e( t7 _5 u" | Q
- padding: 1em;
) y% H2 h" b1 j T- p e3 W8 u - text-align: center;3 R- C O2 z9 ] A# X- V/ s& Y
- }
" @" A4 P$ K3 X - .dropdown-menu-item:hover {
, Q# O' w: A# \4 K - background-color: #eb272d;
' S, `. F4 \; _$ a1 M8 N - }
复制代码 9 Y ?+ T) n& T$ E4 G4 g
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
1 }) b( n1 B2 V- ~- ` - <!-- Checkbox toggle -->- t+ B. t/ k% d, F5 ?) ^& w
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
3 P% L/ \9 p; F7 q$ n, b) O) X - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>/ M' R8 \- k) b3 g$ k: r7 n- ^7 l; Q
- <!-- Content to toggle from www.mfbuluo.com-->0 m/ }+ {& _; @
- <div role="toggle" class="toggle-content">
n2 J6 m/ o. R" e1 t) Q2 `5 ?& U - BA-NA-NA-NA!5 J6 J {1 c z, u* f/ E
- </div>
" ? t' d7 X: S# ? - </div>
复制代码CSS代码内容如下: - .toggle {
$ F7 d' r) X, T" B& c. m% k - margin: 0 auto;, T T# K$ z/ a" E/ |2 k3 Q
- max-width: 400px;
- O+ k) x* @- `5 R - } o! S* h8 b" t5 s( `
- .toggle-label {. {. J2 ] ~( `- E6 e
- font-size: 16px;
/ V7 M8 r: j& i [8 o4 J - background: #fff;
9 n" O7 X/ x0 v& j* X$ c3 o - padding: 1em;
. W2 C; {! V" [) N - cursor: pointer;
( V) V7 A/ d6 g# M( |0 P - display: block;
; I& |7 i! P0 F. k' R9 x, l - margin: 0 auto 1em;
* i, ~" h" z( J5 ^. O - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- b/ A: k! a3 H/ v4 \
- border-radius: 4px;8 I& F# i" K' f2 `# _( p; q
- }) C! _3 h: K' _9 Q- M
- .toggle-label:after {
! o/ ]% l, `8 p. W7 R! w - color: #ED3E44;$ N. v* M( B5 ? @& [$ R( T$ S
- content: "+";
9 B J, q; j- `5 `& _ - float: right;
8 {7 Z& C2 v/ X1 R' P - font-weight: bold;' [8 x, V3 ^6 q7 Y6 i9 ~ P2 V
- }2 i% h* a$ W0 X) X; J. Z# z
- .toggle-content {+ Y4 @: \! c$ ^& g8 m: U
- color: #B0B3C2;
- Y6 e4 y4 u" u! c+ h0 y; ? - font-family: monospace;
! p3 B+ A. ?* U - font-size: 16px;. y+ s0 V& [, `$ Q. y: a
- margin-bottom: 1.5em;6 i1 y, i4 d6 K- q
- padding: 1em;4 k0 W) }2 C: M+ z; o+ p7 E
- }, |7 Z9 ]) m+ }2 E+ L4 v6 `, J
- .toggle-input {( W0 q! z7 z. \/ M, A* C
- display: none;, M p( {1 h1 C
- }
' {* K0 C" ^) f3 S - .toggle-input:not(checked) ~ .toggle-content {, @7 X- y6 Z/ P
- display: none;7 |8 [" W' `6 j0 {6 v- n
- }
0 ^/ {* @4 m: s* O - .toggle-input:checked ~ .toggle-content {
6 s" ]+ _, e+ |" I7 G4 |& I: m$ a - display: block;
( \, i. W& G' ?% @ E - }
8 p( ^8 B# S9 B& L$ u$ m6 [6 l - .toggle-input:checked ~ .toggle-label:after {+ g5 v) ~7 _/ k& g& }
- content: "-";
; Q% o( i& B1 S - }
复制代码
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