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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!">, ?, c5 X" B& V. y! j
- Label for your tooltip
6 s1 l$ r8 ]- m$ U8 ]% ^ h- z% V" Y; S - </span>
复制代码CSS代码: - .tooltip-toggle {0 r5 }& F: I& P) L) {: h7 i
- cursor: pointer;
d8 y* N/ W& z) `8 M5 T - position: relative;
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2 x3 d: u# ^7 N0 b - .tooltip-toggle svg {
( w4 P! l' h" C* h - height: 18px;
. @5 T; ^/ W" d" R+ P' ` - width: 18px;
5 V* u5 G/ k8 B" H, t - padding-right: 0.5rem;) n7 r+ x4 B% c( L# J
- }
' ~4 U. W. \# B - .tooltip-toggle::before {) \7 h; b$ T1 m# [& ^: e( k0 |
- position: absolute;
' _8 n) y# o# d# @' |9 f - top: -80px;* y% f* h" z& Q
- left: -80px;
/ Z# }' x, \- @& U+ l. H) } - background-color: #2B222A;5 a5 S" @; O9 i6 C b* _; H/ E, U
- border-radius: 5px;& h) P, }4 N/ Q
- color: #fff;
3 ?: Y: x/ W& I - content: attr(data-tooltip);
. Y% T* [1 W X" t - padding: 1rem;
& v( ~' p% I0 C) p+ I4 v" \$ Z/ I - text-transform: none;
; B, P9 Q1 E! f* A% ^ - -webkit-transition: all 0.5s ease;. K+ t1 T1 \, |# l; h& b
- transition: all 0.5s ease; x4 V& R6 }! e2 _% E7 S8 \
- width: 160px;! u3 R8 |3 U& i! T \5 A
- }
, Q9 }, r' _. r - .tooltip-toggle::after {
6 |7 ?( G( ^4 l D6 F$ [ - position: absolute;/ f1 g! n3 C$ \+ {' r/ e; O" f
- top: -12px;
$ ]) o: f W- K% P - left: 9px;) V0 O* ~% m' t* x- m# `9 G
- border-left: 5px solid transparent;' d$ @" A ]. E* C* ?
- border-right: 5px solid transparent;8 Y7 {* d7 x6 i+ j9 Z1 p, [5 J
- border-top: 5px solid #2B222A;0 ]% a. K F% h) D$ D- |" z
- content: " ";
6 z5 h" K. K$ e a0 J2 D - font-size: 0;
% s; o0 `& {# W% P; ]6 }. T* k7 n - line-height: 0;6 |8 C3 P+ o2 @$ @1 o- M, K$ v
- margin-left: -5px;
8 ^& C! y1 o0 g% i- ^; W$ u - width: 0; c6 q ?2 w$ t! G
- }. L4 i6 K8 \ c) J# C
- .tooltip-toggle::before, .tooltip-toggle::after {
: L0 @9 F8 [ D' w' h d/ D8 {+ U1 d - color: #efefef;
3 ?( v; U" U; r6 `& _8 d/ o4 | - font-family: monospace;
4 \( ]; m' l/ _ - font-size: 16px; E. ?8 ?+ _2 v5 P
- opacity: 0;, x3 {1 L" k1 O1 g
- pointer-events: none;
" y( n" X& z$ k# S H" h - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {" O- @" k; K# ~4 t+ S! d: h
- opacity: 1;
4 Z( N* p( ?* U2 ]- ~" R* ^ - -webkit-transition: all 0.75s ease;# C: Z. d$ b/ R& e
- transition: all 0.75s ease;
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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 V, z* K$ |5 G - <ul class="nav-items">0 _' K# x, B5 z+ c# o% i6 f8 Z! l
- <!-- Navigation -->+ L& T6 i; O6 B I6 O3 ?. @
- <li class="nav-item"><a href="#">Home</a></li>
0 N5 u3 ^9 Z/ E$ @8 J; b - <li class="nav-item"><a href="#">About</a></li>
. E% X1 C9 K& R. g0 B/ { - <li class="nav-item"><a href="#">Contact</a></li>
" O6 t; F+ f* z - <!-- Dropdown menu -->
& \( p8 ]7 V, ^& z. s6 v, m0 m - <li class="nav-item nav-item-dropdown">2 K2 ~0 K9 [' ?1 r0 H
- <a class="dropdown-trigger" href="#">Settings</a>$ f4 T$ a% V1 L2 n3 q$ t. N2 r: ]
- <ul class="dropdown-menu">
' W, `+ q/ u% w R' J0 r5 u$ S - <li class="dropdown-menu-item">5 Y! K6 g1 u+ z+ _" \
- <a href="#">Dropdown Item 1</a>
4 `! q( ]' T' R2 @ - </li>4 y6 ?& O; D4 f+ S0 M
- <li class="dropdown-menu-item">" x: ]% E" g$ x9 e5 t
- <a href="#">Dropdown Item 2</a>
- [' F" Y F6 \5 V1 _ - </li># N4 q7 M. R; a$ C+ P$ M% |
- <li class="dropdown-menu-item">
3 E' k9 j. _7 z9 D - <a href="#">Dropdown Item 3</a>9 h: C g' Q$ A6 S8 A" B, [
- </li>) p w, Y) e6 a- g' D
- </ul>
6 P* c* K# o+ a) Q6 c, a - </li>
, }" h; B9 P& l) r! s7 y - </ul>
% v( G2 s. Y# v6 @, W: D" c - </div>
复制代码对应的CSS代码如下: - .nav-container {
. @7 e4 K& F5 S - background-color: #fff;
9 R/ b, @2 e' M r& \+ | - border-radius: 4px;- E# ^, I- `4 U
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
. a9 x7 ~8 I5 Z7 P, ? - padding: 1em;# \5 P( g( l: K3 K' B
- border: 1px solid #eee;
" |4 @& s% [+ {: P9 ] - display: block;
4 ]) ]2 }2 F- b1 A+ ]6 z$ \ I - max-width: 400px;
% E/ Q/ p7 _. A4 A - margin: 0 auto;
# `6 S$ o/ t& w# ]8 l5 t2 g - text-align: center;
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- ul,
+ \ G0 U2 C0 V( Z7 y& h h - li {
) y$ @* Z' _0 W( S* @0 D- J; x3 v - list-style: none;
3 ~3 f6 r: F, | [( E! V - -webkit-padding-start: 0;; w3 D, j; b- `. P
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- text-decoration: none;# S+ o4 L: ?! d! G5 G# m: F$ O
- color: #ED3E44; K( ~/ P) G' V4 g& l) T4 j
- }
: N, M6 @6 W$ i% L - .nav-item {* O4 f4 W4 J2 X8 m9 d% X& {! a
- padding: 1em;, ~3 f9 D3 p1 w- k# v+ m5 h
- display: inline;( G( [0 `3 j: X( g- Y$ l
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- .nav-item-dropdown {
- r8 {1 @" u- R- e! Q% J( `0 V - position: relative;. e! a' \5 g. p! @2 Z, ^; O
- }
. Y8 K! t( ]1 k - .nav-item-dropdown:hover > .dropdown-menu {
" B9 ~" c4 j r, F9 v A% e - display: block;
. G7 v+ A3 K, `! _$ \+ Z, D - opacity: 1;- \$ M8 J7 s# B( s
- }
! }* k# P, T; `* P, n - .dropdown-trigger {8 }) ~2 B6 `% V; g0 c
- position: relative;/ H# s' ]' y8 G7 {- l9 Z3 X
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- .dropdown-trigger:focus + .dropdown-menu {" b* z; ~; E' k) {9 j4 I- i# } b* v
- display: block;
! d0 Y5 W- p# @! C, w4 L - opacity: 1;
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+ J8 K( X- _8 P2 G, w5 y9 K! W - .dropdown-trigger::after {; D- c; d1 h( j* o
- content: "›";
" b, g; {. E& Z9 a! ^ - position: absolute;! e7 } Y6 I1 x0 Y8 a
- color: #ED3E44;
, S2 O+ ^1 D1 |) k - font-size: 24px;
1 K/ e8 U; F3 B( q* M3 M# F - font-weight: bold;
; q0 L& P% O* l9 B$ F: [" R! P+ B - -webkit-transform: rotate(90deg);- P! \" s S$ p2 ]% H; e2 w
- transform: rotate(90deg);
: K+ C. O: c; a+ {2 j8 u7 I - top: -5px;
# n; J! \- ~( _4 i* e; f) }0 i - right: -15px;, J Q9 p, _5 Q6 E3 E5 }
- }3 m2 M/ [6 g- z! y
- .dropdown-menu {
" [& ]7 T: E [* c' o5 J& w; [ - background-color: #ED3E44;+ O* N+ n( i; F. i
- display: inline-block;7 v# D2 z* B- ]7 q
- text-align: right;/ ^4 G: e* l" @! `8 d; m* p* i
- position: absolute;
) M$ M* K) Y$ u E/ } - top: 2.5rem;
) S8 L% Y9 O% r4 D - right: -10px;+ ~8 Y; _: h4 l3 @# W" Z* \9 ^
- display: none;
, D/ Q/ a, r& I - opacity: 0;
; [8 I. ^5 ~! T5 Z- ]( ?) F - -webkit-transition: opacity 0.5s ease;; q+ V3 A d9 i" k
- transition: opacity 0.5s ease;
& Y. f, m$ P0 @1 a. h - width: 160px;1 g" \: z/ O8 Z0 a% Q: t1 D
- }
5 u/ i% s) I+ _! c - .dropdown-menu a {6 t; p- E+ {( }
- color: #fff;
0 X7 f! ^) Z. l4 C p2 ?9 B$ M - }
4 s, g& e" J5 i- ~) ^ - .dropdown-menu-item {
% T) @! @3 G* A& p T. t) o; L8 k. t - cursor: pointer;
$ ^& d; K! E9 C/ g( g - padding: 1em;
5 j5 W/ [- Q% o. o: {# H% z/ _ - text-align: center;3 D! v# K" |) k+ i5 q/ f' {7 a) R
- }1 @6 u; S- R4 V7 M5 b8 a
- .dropdown-menu-item:hover {* C- B: f4 t: F: A. A
- background-color: #eb272d;
4 I: f; R& W8 c$ C- O8 C9 y( A. R - }
复制代码 % J' N, R2 H% ?( d4 j: w
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">" A P- ^ t% [' Y7 Q0 g6 H
- <!-- Checkbox toggle -->
. O$ V$ R7 ^$ y h - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">+ {5 n/ m2 L2 j6 n- U/ u9 t2 H
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
- F$ E. C/ K. G, l - <!-- Content to toggle from www.mfbuluo.com-->
* ` N0 ~* x& V" P2 ?- Z4 B - <div role="toggle" class="toggle-content">
/ O: V. z+ g+ p% W5 c6 q - BA-NA-NA-NA!6 c7 t: |- V+ ]+ ^) K8 H
- </div>! m8 K, K" O3 n h; c
- </div>
复制代码CSS代码内容如下: - .toggle {
$ {0 g2 s; f* u- T) R - margin: 0 auto;. y' N, V* \+ {
- max-width: 400px;5 P0 Z1 d2 d2 S% [5 D+ B5 S
- }
; I! Z1 S' W. I6 a# y2 Z - .toggle-label { D# O4 h) ^8 _% o. [
- font-size: 16px;
0 {' ?% l* i* p& Y# t - background: #fff;4 t# i9 P1 W4 H, k- N3 A
- padding: 1em;5 O, |: y' T) r! s$ O4 X
- cursor: pointer;
. g8 z8 |# N' @7 A, {5 K1 D" Y - display: block;& ?1 N0 @6 ]# {9 I
- margin: 0 auto 1em;
7 ?7 p+ w0 \: o8 C - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ G5 {7 V w( C0 d7 y - border-radius: 4px;
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- .toggle-label:after {
5 k! L) u* m- E( E4 F% [) [ - color: #ED3E44;, A% l! i: R R+ V: D R
- content: "+";
$ T9 g n2 i# X - float: right;: @# `( T: ^. b$ j* N0 g2 k
- font-weight: bold;
* S- V( q! h7 r; r3 q- z* L - }, h; l& ]: |* p1 P& }* O
- .toggle-content {- O8 c* q# ? J2 z- F7 e- P8 U
- color: #B0B3C2;9 e; z/ l3 {6 [3 L7 X2 G
- font-family: monospace;: s/ u& L! T% A2 }7 ]0 r/ H
- font-size: 16px;0 ^4 P2 [1 t4 F
- margin-bottom: 1.5em;
* J1 y0 y& S, k0 g1 n - padding: 1em;! I5 u1 I3 }2 B; v
- }
: k" M$ c Y8 o) E2 V - .toggle-input {* I, W6 }4 ^+ ?7 j! m0 ^, |( I
- display: none;( U3 V) E" O9 P% p
- }
2 F7 p2 A, _, a# U9 F; g4 m @ - .toggle-input:not(checked) ~ .toggle-content {
/ b$ I: u8 g# d" }& H% R - display: none;, s, ]5 P. w& A) {4 H
- }3 y0 K5 Z. _0 H1 ~
- .toggle-input:checked ~ .toggle-content {9 y% }3 n% I; A3 F6 r
- display: block;
- Z9 ^4 n% j+ R) J5 \/ N# o& R - }
, E% K0 r6 G2 z+ D0 w+ r, p - .toggle-input:checked ~ .toggle-label:after {$ ^; h* x9 }; f( @4 B5 }: [$ I( s9 j& F
- content: "-";- C, e4 ^$ P( L, p
- }
复制代码 # E5 F4 R0 V& S" C+ g3 f6 D1 l8 u
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