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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!">
! g5 c. t3 ?- |4 B" R - Label for your tooltip* v/ Y/ W" ^+ j1 R5 | c8 ?
- </span>
复制代码CSS代码: - .tooltip-toggle {
3 e% a: v* y/ a( O - cursor: pointer;
% f# {- ~) b5 A# M) Y) m - position: relative;3 r( ?' R9 g, E1 G* o( r5 f( ]
- }
! j/ _& y6 g" H7 R6 G& K - .tooltip-toggle svg {" \* O( X8 D- h/ m/ f; K
- height: 18px;3 n; |8 U4 T" q; d- [
- width: 18px;
1 @" O* N0 R4 K5 x5 K _5 I - padding-right: 0.5rem;
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0 S# q7 ~$ @! t. _ - .tooltip-toggle::before {! }8 w+ D& O# |, B- x9 ?
- position: absolute;% g) K, L7 J& R1 F# j
- top: -80px;, o' t) ]! ]* d! \5 b! l
- left: -80px;
. g$ z' U$ m6 f: A - background-color: #2B222A;0 Q1 x' q" S+ T# n; w
- border-radius: 5px;
$ T# z& S1 R, P- F8 ?5 r6 E, ~ - color: #fff;4 |1 @9 G# F3 j
- content: attr(data-tooltip);% y& m T( m6 _ B& v/ e$ P$ x Y
- padding: 1rem;- b0 M3 e: x7 S% o
- text-transform: none;
5 s' k, K, j" `% T+ c - -webkit-transition: all 0.5s ease;" K6 j7 A! O* p' Y6 n9 i; y
- transition: all 0.5s ease;2 |1 Y1 u2 H2 M7 B9 S. C1 E
- width: 160px;3 h# ~1 J+ n3 e
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- .tooltip-toggle::after {
$ l2 u% H4 c4 ^ - position: absolute;
: H3 y# W5 K( `8 u' L& Q - top: -12px;
1 x' t1 C0 H) f" ~ - left: 9px;! q- w+ ^ E; |, {
- border-left: 5px solid transparent;
" c; ?3 s/ X0 z$ H' X9 f5 q - border-right: 5px solid transparent;2 \! l2 z' E* P" F: D
- border-top: 5px solid #2B222A;6 Z' Q1 d0 Z% b4 a& k' `* k
- content: " ";1 @2 U7 V9 W/ {; g1 _
- font-size: 0;0 m6 i0 v& z5 l
- line-height: 0;& D" X3 |! Z5 V5 u! u9 T: a0 ?
- margin-left: -5px;) u2 f* ^% U- S& y5 [
- width: 0;4 ^0 `' k- x( q7 L
- }
) s# V8 S1 Q- `4 m/ m i3 \7 Z2 O0 | - .tooltip-toggle::before, .tooltip-toggle::after {# w T/ W! w @! d9 P+ E! I3 N% k+ L
- color: #efefef;: ?6 P, t7 j8 z0 D7 o% w" @) O
- font-family: monospace;
& o) h) S6 Z* k0 ~ - font-size: 16px;
9 [8 H# h% a Q1 Z% J, w6 d - opacity: 0;3 ~4 a4 w x9 \8 F; T) ~
- pointer-events: none;
, z& c0 T Q. j4 p% c y. f! E% S - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {6 v0 w& e, {1 E ~
- opacity: 1;2 S% \2 A, z G7 q* u8 t4 v
- -webkit-transition: all 0.75s ease;
5 p% P) Q# R0 q: p( j - transition: all 0.75s ease;. {* j( N( |6 |
- }
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">
8 {2 w( f z) m! G) A. ` - <ul class="nav-items">
- X* x C: W. s0 f, E v9 x - <!-- Navigation -->
& H8 H7 u' W& l9 E3 `0 X - <li class="nav-item"><a href="#">Home</a></li>8 B+ S) j6 K' R3 d+ D$ H
- <li class="nav-item"><a href="#">About</a></li>
5 d. e0 ]( e) h$ k5 X1 n/ I - <li class="nav-item"><a href="#">Contact</a></li>
: V" `% H R Z( p. T - <!-- Dropdown menu -->% i$ n5 ~# l/ O$ a$ Z
- <li class="nav-item nav-item-dropdown">3 n4 m6 O1 {4 @, n! \7 z
- <a class="dropdown-trigger" href="#">Settings</a>& I# @& }: b8 t6 {+ n4 ~
- <ul class="dropdown-menu">8 G! k- \! D0 o) m- ~7 ~- ] \( x
- <li class="dropdown-menu-item">
; s' [% @* _: N! N+ U$ P) y0 ~ - <a href="#">Dropdown Item 1</a>
5 }4 V5 q# @7 {) ^" D0 }$ F2 d6 G - </li>- U; S% `& P3 C0 l3 u n0 Y' [8 @
- <li class="dropdown-menu-item">
) c& r. k. q3 P, q4 X6 b9 i, c - <a href="#">Dropdown Item 2</a>! l- q, E7 u& ^0 ^' W, ]
- </li>0 |: ~, p3 l, ~1 I6 B
- <li class="dropdown-menu-item">, V/ h0 x% ^: E: H% R. G$ U2 z
- <a href="#">Dropdown Item 3</a>& S* `2 @+ c- z. f {9 y1 j6 ^
- </li>/ ^" l/ S+ n, a" k/ O8 g; M
- </ul>( d3 z! b( W% ]! k5 M8 @
- </li>$ K# b$ h. a* x% v. _; c* D
- </ul>
7 _5 P% E2 Q8 X7 s - </div>
复制代码对应的CSS代码如下: - .nav-container {* @5 }3 R" Q' b$ O3 f
- background-color: #fff;& ?0 }! }/ H7 K( B! b1 V
- border-radius: 4px;- J e( [- H) s: J: f
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 _% A9 }0 c0 v! h8 d
- padding: 1em;
+ ~, h( P# M1 \) b* s; r1 Z1 n& V - border: 1px solid #eee;' k& {% j: z& _; Y/ |& ^) d
- display: block;
" U0 e4 t+ ]! L - max-width: 400px;
4 C& t" i5 W9 V }: g! C6 G4 A6 | - margin: 0 auto;
7 B, e: L$ D) h% F) _ - text-align: center;
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- li {, r$ I3 ~% o/ u1 c
- list-style: none;1 U# |4 R9 G( Y- [
- -webkit-padding-start: 0;/ M. l. c9 `! V5 F
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- text-decoration: none;
y/ Q5 w6 D1 f3 X H+ s" P) c - color: #ED3E44;
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9 C. N! c# D- G+ T* u" w - .nav-item {
) g* h2 ]& O+ j: j) k2 Y6 E - padding: 1em;
9 W# D3 A! ]4 t2 s0 @+ H - display: inline;
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- .nav-item-dropdown {# Q2 r7 |1 j/ Z4 r' `& A0 j
- position: relative; o' C& |9 Q4 x! X: b4 M; z
- }: u0 C8 r5 I/ E% [+ v
- .nav-item-dropdown:hover > .dropdown-menu {9 `: Y1 }; U- O4 ^; L3 |/ E4 O
- display: block;
. }- ]4 O$ x/ I3 D - opacity: 1;! L) l% s0 o8 }0 J8 u
- }
$ u) k2 ]6 F$ u7 ~! N - .dropdown-trigger {
: b0 G$ _+ d- C4 \: `: [2 ? - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {5 J1 s* @, y1 f0 X1 o
- display: block;
5 a) k! S8 @3 Y/ X* i! L/ O - opacity: 1;& {8 A/ }& m( A/ L
- }) ?% N& B: C1 D* `8 t g+ t
- .dropdown-trigger::after {
( k# M- L {0 O' _7 {% Q3 o0 R3 M' C! F - content: "›";2 j6 f" z9 T, C/ w* z# C# j6 @
- position: absolute;3 ^! M" L4 K4 q! ^
- color: #ED3E44;
6 j& ?; X$ G) {4 W/ l0 _ - font-size: 24px;& S: y- ~- ~" {/ A, ?
- font-weight: bold;
; N2 o1 t1 p) a1 C' b5 r - -webkit-transform: rotate(90deg);
- m2 h( q* i* [; Y - transform: rotate(90deg);9 F7 c* r/ N# f0 u6 \5 [
- top: -5px;
1 \5 B! I& [" e, V& Z) {. g; r: x - right: -15px;6 b) k- q- w1 a& e: o
- } w7 j1 P9 B3 e1 m4 J+ s
- .dropdown-menu {5 g0 w5 O+ K+ O# P2 ^
- background-color: #ED3E44;
" M0 V, r- M* {9 R, m; a4 N - display: inline-block;; o3 l+ J( r) ~2 ` t1 Q* g% Y
- text-align: right;9 g$ b3 g! u8 g+ Q6 ]. [
- position: absolute;$ G: L5 g7 O4 r, R E
- top: 2.5rem;
: j: D O* r2 Q - right: -10px;
6 r1 P7 d2 W+ R1 h, B' T - display: none;1 Y1 J% P# N% T& Z9 C1 `5 ]( x
- opacity: 0;5 t6 }2 j$ x9 _8 |
- -webkit-transition: opacity 0.5s ease;0 X# }$ R: _% M+ f- \' q2 M& K" l
- transition: opacity 0.5s ease;
* K, z, `$ `7 x# V0 S$ v4 ]7 L( @+ S - width: 160px;/ p! d1 r& T3 M' o. C- X
- }
! H t0 j: X, k7 H2 l1 ~ - .dropdown-menu a {
6 v$ a. ?2 Y. M) Z, Z - color: #fff;
) T0 U- h$ H6 }- _6 @5 J- g - }5 {' G4 |; i F, _/ B7 T
- .dropdown-menu-item {
9 z* ~1 q% E. M7 X* |" f" a; a4 c - cursor: pointer;! G) {0 K# V: Z2 B+ d; }
- padding: 1em;1 N, l# P; x- |3 `1 }
- text-align: center;
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- .dropdown-menu-item:hover {
. ^7 N- n, N: m, E& {3 C- u - background-color: #eb272d;
% P0 H2 E# L1 o% I7 [ - }
复制代码 1 g5 \; J4 q# s/ s! z7 y
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; f, h% S" a* R7 L8 H) R
- <!-- Checkbox toggle -->/ g' L, p8 a/ _+ H8 Q+ {* N
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">' |1 ?+ u! h/ ^) _4 K+ C, o1 Q
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
2 }8 e. m* Q: G$ S8 Y - <!-- Content to toggle from www.mfbuluo.com-->
2 y0 o. J* F# y - <div role="toggle" class="toggle-content">
) ~& K9 p$ j2 ?! H# \* M/ ] - BA-NA-NA-NA!
7 @5 R2 z2 `8 G+ g - </div>
- D; [: Y% v, k& L X0 x4 Z - </div>
复制代码CSS代码内容如下: - .toggle {' N% ^" C% C+ {
- margin: 0 auto;
7 l8 D+ V2 J- i/ d3 V: c - max-width: 400px;5 P2 M/ @2 ~5 f! s" T* }2 i+ q0 e+ S
- }
; H# a) M6 v3 [7 W# ?3 ?0 N8 w - .toggle-label {
- g; s6 q: E! a4 @$ d" a - font-size: 16px;, z% n& `) q3 P2 D
- background: #fff;
6 s) w/ Y# W$ E: m - padding: 1em;/ u, }+ N/ q; U8 a. n+ L/ l [3 Q
- cursor: pointer;
: i* D% X4 a* s" [5 L! Q6 t - display: block;
% b# A! @/ e' \) ?4 s - margin: 0 auto 1em;6 s% u; I, K2 O* X& c
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! B6 D& k3 I5 J8 C - border-radius: 4px;
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- .toggle-label:after {
8 Z6 x( a5 I4 q- ~( ?9 K - color: #ED3E44;+ j- A6 B! S4 Y0 u" O. R- K
- content: "+";
3 N& D# z4 t+ A; }$ W+ ] - float: right;
z7 L( A$ c7 j/ y6 w4 C5 p% ~ - font-weight: bold;9 }4 z1 q4 B' m; ?3 \! I, p4 e3 m6 q4 Q
- }, c* g) @ Z, O/ U7 w- N5 s8 g! S+ X7 [
- .toggle-content {
1 d4 L# |* P( A6 B9 R" j - color: #B0B3C2;, r3 I& M* P7 Y5 L2 K5 y; }
- font-family: monospace;
$ U2 y; n Z' [* K - font-size: 16px;
; ?4 O6 o' j; n - margin-bottom: 1.5em;( T# Y! w& d$ a0 W
- padding: 1em;8 n$ i( S* M/ f! \8 Y* \0 D! v
- }2 B0 b. u* x! b' q# R% U( B
- .toggle-input {
3 q/ n7 w: [8 q - display: none;
) [7 t- i: ^ z3 M - }' b) E/ L: d2 t) H+ i* ^
- .toggle-input:not(checked) ~ .toggle-content {$ T& i7 O+ b! w3 M" f
- display: none;. V: x2 t' U+ a$ k
- }2 d% ~( S5 B; E+ ^
- .toggle-input:checked ~ .toggle-content {$ Z6 J, ?- Z0 `3 O( Y; |# _
- display: block;
9 m7 Z5 z. g; V1 m8 G2 C/ I: R0 N$ m- j4 K - }% O/ k# E" t% W# d6 e
- .toggle-input:checked ~ .toggle-label:after {0 v4 K& H# j5 Q5 J
- content: "-";
" a& h7 s5 s' N7 [$ r, Z - }
复制代码
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