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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!">4 B; S% e9 E% P+ V
- Label for your tooltip
) p: I# h& f3 z) H& S+ v - </span>
复制代码CSS代码: - .tooltip-toggle {8 V9 e* Q# [! ]/ M/ G
- cursor: pointer;
. M5 F0 r( r- X, q* j5 H. C - position: relative;
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3 U# G5 M' ]0 q - .tooltip-toggle svg { H2 n& d+ H1 ]/ X9 Q5 \
- height: 18px;
! z8 r' ~ s$ Q) u6 e - width: 18px;% Y9 I2 O" N" M+ J" _* R
- padding-right: 0.5rem;
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& @4 e; a8 J$ T% z$ L% a - .tooltip-toggle::before {; W. @' ]" o- s, h6 A- T
- position: absolute;* \* ~! I: i( I" H1 M( @! T
- top: -80px;
; k1 I3 z8 ^% q; a7 X/ T - left: -80px;# q( ? A8 A8 r# u+ U m; f
- background-color: #2B222A;
9 R/ B1 {6 [! p* y4 B - border-radius: 5px;
- h. b# m& x* ^. N& s9 j; p - color: #fff;
- D; r V# `$ w+ d* U - content: attr(data-tooltip);7 d; ]: m& o# A8 U) T5 U, e- R
- padding: 1rem;
7 ^% @3 ^0 E$ j, w, w' o7 b - text-transform: none;5 _' ~% T X* W; Q& [
- -webkit-transition: all 0.5s ease;
; X: `& S) ^) Y! j# j1 _9 i4 ? - transition: all 0.5s ease;- y$ [6 ]5 u0 @8 R* Q: V/ j8 v
- width: 160px;
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- .tooltip-toggle::after {4 o1 b$ D8 [; M' z8 {; g
- position: absolute;; W8 y' o Q- R* J0 D
- top: -12px;
* Q" h. l! o% `0 {8 D4 q! @ - left: 9px;! U$ |5 x% X' g% A' ?) A
- border-left: 5px solid transparent;
, \+ u1 e8 c, U# P) G4 C7 k n - border-right: 5px solid transparent;
6 k1 P# ~, G7 G) V1 _, m - border-top: 5px solid #2B222A;
3 ?" ~3 L& b% U/ W - content: " ";& B* T( n; C$ Q' p: r
- font-size: 0;
1 U" S9 \! _5 m$ n - line-height: 0;
! Z8 L6 Y( j6 K - margin-left: -5px;. |9 @1 f; O$ W5 H
- width: 0;$ a/ S( j/ y# e7 |: C
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- .tooltip-toggle::before, .tooltip-toggle::after { \3 }- l0 ^# I) v0 w& L
- color: #efefef;4 X; k2 a: W* j h- O k/ ?$ H
- font-family: monospace;7 Q" c' G( U3 u
- font-size: 16px;" a( Y4 C6 F: Y! i; V5 D) C3 n# \
- opacity: 0;
0 f, m- w. F d- W) I - pointer-events: none;0 h# Y* _ z& i$ m, I, M1 k, l* K; D0 a
- text-align: center;0 [) t9 [ a" t* z a0 w% \. u& R
- }
# I9 C$ n7 o( _ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
) g% y: n0 v) P. Q; G8 I - opacity: 1;- t( d0 O+ M: Q$ @# M* h) T
- -webkit-transition: all 0.75s ease;
1 o7 f2 `) @5 s9 ` - transition: all 0.75s ease;
; @: j! j$ d) v) c - }
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">/ W/ O! n. b3 ?+ U" L8 d
- <ul class="nav-items">
, W7 V3 V5 e' B9 { - <!-- Navigation -->
* A7 u7 K4 a' t$ p" _ - <li class="nav-item"><a href="#">Home</a></li>
1 i5 m4 N, F( a. r - <li class="nav-item"><a href="#">About</a></li>
8 x* p4 {1 ^. Z: m4 s6 h# ? - <li class="nav-item"><a href="#">Contact</a></li>: o/ s1 d0 [2 m6 `2 r
- <!-- Dropdown menu -->
I% [, w! S7 `! F- k: v - <li class="nav-item nav-item-dropdown">0 M, q. e6 ~. @5 C8 H1 G7 m
- <a class="dropdown-trigger" href="#">Settings</a>
F9 u+ r+ z8 x - <ul class="dropdown-menu">
- S {% j5 k1 ]$ K* s - <li class="dropdown-menu-item">
k( Q o+ z0 [ h& c - <a href="#">Dropdown Item 1</a>
6 Z! V- W) K4 x - </li>, j; z8 i! n+ X& G1 M; ~ W
- <li class="dropdown-menu-item">) j9 [. T' | ?3 B) |4 I
- <a href="#">Dropdown Item 2</a>
7 [: v. U% y/ q# W3 F - </li>
: M) l6 J7 b, _ - <li class="dropdown-menu-item">
) `$ I: s8 g$ |3 p; E# @ - <a href="#">Dropdown Item 3</a>+ Y& M. @3 q5 G* I' y$ i3 N
- </li>
9 x9 L2 | L; W9 p* B5 ~2 p9 ] - </ul>
u) W: F( w! A& a+ X4 w - </li>$ u, z* [7 o7 t5 q1 I8 ]
- </ul>$ [8 @* U7 z' w4 l2 ]5 f u
- </div>
复制代码对应的CSS代码如下: - .nav-container {
- Q h, K: r- `5 }5 m - background-color: #fff;
6 e6 p* C; k, I. t* H - border-radius: 4px;
7 q# g3 q1 `) ~7 p0 R& l4 ?: N - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);. g; B' V" C. x2 W3 `2 u- R# V
- padding: 1em;
% P2 ]+ J6 T% H4 \) X - border: 1px solid #eee;
0 O/ Q. d# N) f8 l8 w3 c( _( g - display: block;
4 ]) J, z1 z7 v w& j0 x - max-width: 400px;8 l" [% E V G7 {5 ~! N4 J# p
- margin: 0 auto;
a. l% M8 U% m5 s; ]( B - text-align: center;4 ?: I* h& W$ o2 U
- }
2 J$ B4 a! t* F; N H T - ul,
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- list-style: none;
% ?& R5 e a) u: K - -webkit-padding-start: 0;. }/ `8 X* V l2 l
- }5 z* Y: E+ T4 ^8 X+ q+ J0 Y) @9 Y
- a {# r# @) }% `- d, r" `* U2 j
- text-decoration: none;
1 G% b! `. _" q }& [( f/ _ - color: #ED3E44;2 h' F9 A8 x, e2 b2 _
- }
2 m- }# f/ i+ r9 e - .nav-item {6 o5 z X" Y( X/ h9 s0 O* }
- padding: 1em;
8 D" X3 R# ]' O. k - display: inline;( x! Z: i! S& }* b4 N# O3 |# |
- }
$ T. ^/ G8 P& U - .nav-item-dropdown {. j' z& x4 Q( c' _; E0 i. X% O
- position: relative;* T! s' k1 [# V7 l
- }
( b4 Q% h9 z! W9 V( v& x) o8 I - .nav-item-dropdown:hover > .dropdown-menu {! r/ L' `: {" W7 I" Y; i* ?( H
- display: block;, y8 [& C, G" i
- opacity: 1;9 p6 G3 Z1 ?/ S1 `% J& `+ W
- }
7 y& }% ^( \- H) U - .dropdown-trigger { O0 z2 c% N$ g0 J: ~0 o0 M% O% p
- position: relative;! B4 X5 R) \. c1 n) ^
- }
( [! a% P- E+ V2 _ - .dropdown-trigger:focus + .dropdown-menu {( K8 Y3 ?4 L3 j" q& S1 L4 Z9 \
- display: block;1 s& Q) |. i- U) ?2 S% {
- opacity: 1;3 ^( ^/ h% q5 j" I" J( B$ b
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- .dropdown-trigger::after {
- t7 u c: _9 W# I+ {: | - content: "›";+ s& n3 @, _4 I& ~" |9 g6 U6 y, Y* D
- position: absolute;
9 Q0 _5 Q/ d! U9 F0 Y' M - color: #ED3E44;
1 X9 q( H( J( X6 m# A8 {" N; m - font-size: 24px;, `, O# t5 m* I4 E+ [7 T! f
- font-weight: bold;
& A: F& N/ A( r1 v1 x0 A9 Z1 ^ - -webkit-transform: rotate(90deg);3 @ a. M$ \! m( ?6 u4 o; R h# u
- transform: rotate(90deg);) r" u1 ]& S* z- w) H* n
- top: -5px;( a* y2 P. k+ ~
- right: -15px;
! F) ?# \6 K6 U4 c5 B9 g" R9 ] - }8 O) f' k! A a" P
- .dropdown-menu {
& X. o2 p k ?. G4 U }; O/ ~ - background-color: #ED3E44;
4 M4 b! X' S8 p: ` - display: inline-block;8 p9 y0 @. B9 P* f& K
- text-align: right;& }- {' g' M6 G, W8 N# d8 U/ j
- position: absolute;2 U0 k# o) K8 s2 b
- top: 2.5rem;
( O. ^# t& r/ J: a1 t - right: -10px;
1 R/ M J& W% D- ~1 J: U - display: none; c+ C0 O9 I: i3 k2 {, O2 @
- opacity: 0;
% [9 a- B( d0 X% k - -webkit-transition: opacity 0.5s ease;! s$ \6 V B; e# R" Q) K9 a
- transition: opacity 0.5s ease;
# G$ \# [( u8 d* Z2 Y5 m R - width: 160px;
/ H$ o. g. v4 u8 G8 b* n* w - }0 \0 X5 Q2 F( P# D
- .dropdown-menu a {
) }0 M4 \* N4 n$ I& H+ H$ l - color: #fff;9 b4 x9 C- z1 w, R j8 {0 }4 B
- }+ a M( ~, {; `: N- Z7 E
- .dropdown-menu-item {4 |, ^. E0 P; W. v+ F# ~0 [2 M! b! W, E
- cursor: pointer;0 |" Y: G$ b+ n/ U3 F
- padding: 1em;
' A7 q9 l7 b$ u- r! k4 H: n X/ U - text-align: center;
+ T9 j% D9 t$ y. G5 {( A) g - }
& ], M4 A7 L( l' H* ] - .dropdown-menu-item:hover {( R* V: u& J% C3 D, k- y8 x6 k! g
- background-color: #eb272d;
6 R. O' o' @% ?0 V - }
复制代码
. ]6 s" _' f1 o( x$ _; h可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
+ S, ^4 L& u2 v2 k - <!-- Checkbox toggle -->
0 I1 f- D2 w/ k9 K5 X- C! N4 y - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
- ?" T% X- {2 r - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
, s% E, k2 e. m$ F - <!-- Content to toggle from www.mfbuluo.com-->
2 O* ~/ p; k4 K - <div role="toggle" class="toggle-content">) v: g- F8 j7 m# k, e
- BA-NA-NA-NA!
" T* K3 u1 H# u" S Z, y# n2 Z& G - </div>" Z" w3 q4 m: ~
- </div>
复制代码CSS代码内容如下: - .toggle {
: O8 n7 l" U) I" ?: O3 X - margin: 0 auto;
- a1 P" }: y1 I1 p/ ] - max-width: 400px;
9 p; a" r W1 | - }7 a! \4 v5 h; Z* o7 o g+ l+ s# D
- .toggle-label {
& O7 ~- X4 v7 M - font-size: 16px;
. {2 `1 k: o! X) I& ?6 C- b - background: #fff;
# E0 G. h3 f1 p% g" @ - padding: 1em;
. u1 j, t* m% A - cursor: pointer;
! Z# J, O' E; h& j2 q - display: block; S1 R" h. o) h0 T& |
- margin: 0 auto 1em;1 I8 `* }$ |- n6 v4 Z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' m& F! T: {1 }! f' g
- border-radius: 4px;
+ ?/ M, a) f: I9 L - }
) p2 {! P H1 C1 p - .toggle-label:after {1 D, P6 X9 `7 d) i: Q
- color: #ED3E44;! Q2 M; n4 x# B+ p
- content: "+";
+ N$ j- G6 p3 o& m3 X# {9 h - float: right; C1 Z& ^0 O+ B( i. l' ~: H
- font-weight: bold;
4 ?8 B1 G* u q) T4 A! _% w; Q/ Y - }
* L7 ]+ F5 M& o4 n! y - .toggle-content {
! K, c4 \ N3 r - color: #B0B3C2;# Y% N! C' `! O; {2 h8 ~& @
- font-family: monospace; h; f3 a$ c$ ~( D& Q0 ?! u
- font-size: 16px;/ N" k" ?9 K7 C8 n
- margin-bottom: 1.5em;* V- N t6 g" H3 ^; P
- padding: 1em;
; y7 @$ T" |! ?/ W; U - }6 i, K. w9 V, u, b$ m* b: Q
- .toggle-input {! k+ O- g$ O- K" Q% Z
- display: none;
: B) U+ p- u, g( D4 |: N - }9 z% w1 n$ V! H5 A# D$ Y
- .toggle-input:not(checked) ~ .toggle-content {# m4 n, r/ r, ^# X, i
- display: none;
( M! `# ^# L9 z2 U; }7 q. D& k - }/ {% L. _" f1 T
- .toggle-input:checked ~ .toggle-content {
4 c8 |9 z# J) x: w* g, ]1 z - display: block;; P4 k, s4 S* f! O
- }$ m: t5 X+ O( q# s6 m
- .toggle-input:checked ~ .toggle-label:after {
y8 i0 A( s) T: o H - content: "-";
# ~$ z/ N5 @* @! N( ?6 e6 T - }
复制代码
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+ k" h3 S" x( _+ f
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