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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!">
' F. M. j" O3 J( I) u$ ?" p! I, O8 T" P - Label for your tooltip' G0 M" Z0 {/ b, l
- </span>
复制代码CSS代码: - .tooltip-toggle {
# H% |" k# b$ @0 m4 G1 T - cursor: pointer;
3 @" W9 d% `( F - position: relative;
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- .tooltip-toggle svg {# K" `5 k3 J) T2 i
- height: 18px; Q* y$ Y$ j+ L( T- Z- T& [/ E2 K
- width: 18px;
/ T* M& x% {+ r - padding-right: 0.5rem;% r! t' E6 ~3 N4 i
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- .tooltip-toggle::before {4 R4 b; h( {5 [. D% Q8 w) g1 q
- position: absolute;5 ]! P5 O; H& t% I: z4 e' B
- top: -80px;
. D2 Z' b2 A5 c2 C - left: -80px;- ?5 i9 z4 [$ ~% {7 K7 h! S
- background-color: #2B222A;8 c. [ d8 T) E8 \0 I3 k3 k& y+ F
- border-radius: 5px;/ s" G+ k, V1 b
- color: #fff;
. W3 @2 y& R0 @, Q5 ^8 l - content: attr(data-tooltip);
% S* K `$ h/ x& ] q n - padding: 1rem;
; B" }- o0 P' Y! o4 T' f% \ - text-transform: none;
/ R) V' ~% a7 ]4 B+ f - -webkit-transition: all 0.5s ease;! V# s& ]* ^ {4 H3 x* L! t
- transition: all 0.5s ease;
) B. D+ e; `. G0 m) m& R5 Y - width: 160px;9 o+ J& y9 j& I# B- F
- }
1 C d- J5 o7 `" \: y - .tooltip-toggle::after {
+ a+ n) T8 x* g( u7 P- ]8 H' ` - position: absolute;
, i" X1 U, N* q: G - top: -12px;$ G2 V' Z3 Q5 w/ f8 `* q. R' T
- left: 9px;, K2 {1 A P' ]- n$ S$ Q3 V3 k' g
- border-left: 5px solid transparent;& H4 @: h( I7 n5 u- M
- border-right: 5px solid transparent;
8 B! ?, Z; C& ]) x" _ - border-top: 5px solid #2B222A;( c, ~( z6 E/ h6 z2 E: {
- content: " ";, w( t# S1 T" b# K4 l; _
- font-size: 0;/ u/ A6 _" B' \) V! s0 b( L
- line-height: 0;
* G( t' ]' b; a7 U! j- v - margin-left: -5px;
# ~2 w8 U( B: B2 Z. C+ H/ N - width: 0;
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! b$ }4 d( g6 k% Z5 b - .tooltip-toggle::before, .tooltip-toggle::after {
( B9 V$ T/ i; ~) t* T( }8 z - color: #efefef;8 h- B j1 I. k2 V' N
- font-family: monospace;
( H. Q! b; ?1 X: R' P8 Y - font-size: 16px;) q, v! H4 h$ H0 e
- opacity: 0;# J: V) x9 X, E
- pointer-events: none;; ~, f' N) ~& }( Y
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {0 N" _5 f3 H% {$ ^/ S2 |
- opacity: 1;
( J5 ? C2 a0 r6 u, w* M - -webkit-transition: all 0.75s ease;
5 a1 [+ X* e7 }1 C+ B) j - 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">
) D2 g6 K0 v5 n! ] - <ul class="nav-items">6 ]8 r% \2 V3 f# k
- <!-- Navigation -->
: G1 v! w4 _" A$ |# x* X& X - <li class="nav-item"><a href="#">Home</a></li>
4 h$ x. m, k) ]( P$ A! v$ P - <li class="nav-item"><a href="#">About</a></li> D+ A- {3 |- ]; z
- <li class="nav-item"><a href="#">Contact</a></li>) X; R& x- r! ?
- <!-- Dropdown menu -->
) A9 Q+ e: s. o( V. ^- ^ - <li class="nav-item nav-item-dropdown">
. j* |( v/ X6 a/ s, p+ p - <a class="dropdown-trigger" href="#">Settings</a>& z9 v V4 @7 L
- <ul class="dropdown-menu">* n6 w# V L( _8 `* T4 b2 T
- <li class="dropdown-menu-item">7 ?, P. B& Y A' h7 z* d
- <a href="#">Dropdown Item 1</a>* C% [( n0 q9 U. v- a/ F, G5 \ C
- </li>
# B& y, O ^2 m - <li class="dropdown-menu-item">
0 N& @1 ]- m- U4 B( ]0 E2 N - <a href="#">Dropdown Item 2</a>
0 P; I/ H2 \# z% z# E$ v' w - </li>8 F" D6 G. N( ` s) g
- <li class="dropdown-menu-item">$ t8 S4 ?$ l) N# G
- <a href="#">Dropdown Item 3</a>5 X/ e; i" b E$ x0 _7 S! T
- </li>: p1 G1 Q ?5 g6 Q- z
- </ul>- ?6 }/ E) b1 d! ]- @
- </li>
" S+ W* ]+ E' l9 R( z% S' B - </ul>: a Q- x, |1 ]' G0 E
- </div>
复制代码对应的CSS代码如下: - .nav-container {
& D. a. O) c& G* l, l - background-color: #fff;8 I, \' P3 S- ]3 X1 B# _
- border-radius: 4px;: q7 [% T$ ?- B
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! h( w) p/ F- ~ @# p! I& _ - padding: 1em;
. {5 n5 i# w" l2 C4 b - border: 1px solid #eee;
) r. w, t5 E( V ]% d - display: block;$ ^( V6 v% c! K& a- f8 Z* v; I% G
- max-width: 400px;# W8 [, Q! R5 ~9 H% W0 a
- margin: 0 auto;
9 s2 J$ Y+ L7 r+ J6 A - text-align: center;
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- ul,
1 J* [& F& U8 w, U6 s5 t, L - li {
; I) W+ |/ [2 U - list-style: none;$ d, R4 T$ E& |, N/ n( Q: ]
- -webkit-padding-start: 0;
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- text-decoration: none;
, W" T. ]; J1 S6 Q: ? - color: #ED3E44;8 l3 U& R& S V' d( j7 {; c
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- .nav-item {
: U" i2 \3 L" E- k+ h5 M; f" P% ] - padding: 1em;
0 f) H$ e( T3 g5 T - display: inline;
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/ B; w9 F3 B4 G2 a; V! z$ b% m - .nav-item-dropdown {. d+ f+ J! m% L) K
- position: relative;1 Z( Q! ?; j( @0 s- W' G
- }
& Q+ h8 M6 K. Z" w( u) q% L: V - .nav-item-dropdown:hover > .dropdown-menu {
8 j' v2 k0 Q3 X1 S$ q - display: block;4 e( m% |9 |4 S
- opacity: 1;) W6 r1 M2 f/ R4 ?& D* }5 h( E9 P
- }
' f; R3 Y3 S$ o i# B - .dropdown-trigger {
4 n K4 M8 q" c4 |8 E9 M$ } - position: relative;
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1 H) b4 h+ G& ^7 K# O/ a! L0 o - .dropdown-trigger:focus + .dropdown-menu {
' y8 X4 p/ v; t - display: block;
/ L0 [3 Q* a& t& n# O - opacity: 1;) I. ~4 F* c4 Z2 _ p. e6 c
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- .dropdown-trigger::after {9 Y+ \7 b, N: c
- content: "›";
) t' o3 o% w7 a& f% l, { - position: absolute;
- Z* } Q1 {( H v - color: #ED3E44;
, F( E8 }; x; z1 M* C1 e+ X' h8 ` - font-size: 24px;
- e+ {4 G& h1 V6 [$ ` a - font-weight: bold;' a. v) N) g- x9 L9 `
- -webkit-transform: rotate(90deg);& `2 m* M. |& x. d) w
- transform: rotate(90deg);$ k2 B' d# X( i& H0 T" a
- top: -5px;
6 d9 b0 S& j4 j - right: -15px;
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- .dropdown-menu {
1 Q+ K, Y& e2 B; I5 Y2 R - background-color: #ED3E44;* F% M( ^3 A: Q, n q
- display: inline-block;
# g. ^8 v) V {% ~% k0 o$ w - text-align: right;
; F7 L, L# f2 ?' Q" T: j" L - position: absolute;
8 M0 y/ F) P0 G e# R - top: 2.5rem;/ y' Z8 Y" s9 E% U
- right: -10px;
4 A' G0 y3 N' {1 o5 m7 E$ L* b V - display: none;/ \- `0 C8 ]; z
- opacity: 0; V- \3 v6 A; K) }8 `& u
- -webkit-transition: opacity 0.5s ease;. c. S3 p+ E% P/ a; I( Z
- transition: opacity 0.5s ease;
' z/ k$ |* W# K1 h$ E - width: 160px;
* K& ` J: F$ D d0 H/ w - }
9 V2 a& A2 U$ v - .dropdown-menu a {
9 f1 d* U0 C7 g% ^4 S( T! }- {; O - color: #fff;9 z2 ^8 X# S) v* y
- }- w) c# B- x1 I Z: z8 t: U* h4 u
- .dropdown-menu-item {
& \, ]/ K8 \* ^) H9 B; s9 \ - cursor: pointer;; c3 d% H x8 N4 x2 L
- padding: 1em;
- [8 b# X2 S6 F9 W - text-align: center;1 p- P" Y5 u2 p5 m& Y& |1 p
- }
& W5 i; N U. R1 U/ F3 w - .dropdown-menu-item:hover {" r/ ^" I A6 k: j2 C, _
- background-color: #eb272d;
7 b9 Z& Z5 A! E. ] - }
复制代码
- z" O2 c5 T3 A0 u( u2 U可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
- o: g1 g6 W, d - <!-- Checkbox toggle -->
. {/ X7 ?2 o5 E+ H. z - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
& g* I* I0 C1 m) _ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>& r2 `$ R+ V f: N7 S/ d
- <!-- Content to toggle from www.mfbuluo.com-->
: H3 J2 T+ ]' b' v - <div role="toggle" class="toggle-content">' O# ^0 O( i& j/ g$ L
- BA-NA-NA-NA!
t0 k: y3 U$ Z8 @ - </div>
6 \7 U1 y9 P2 s - </div>
复制代码CSS代码内容如下: - .toggle {/ Z2 x! q, L- D% R' _. X/ |# @
- margin: 0 auto;
6 w" g9 q, M3 S3 l7 L - max-width: 400px;
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- .toggle-label {
) ]4 H& b; ?/ d3 C - font-size: 16px;8 j3 u' y3 w% E. w0 j
- background: #fff;$ R/ p/ Q# i& h. d- ^; H( G" y5 T
- padding: 1em;
( B1 M5 Z0 y& w0 W8 T& S, M* Y - cursor: pointer;
' L' E" U# x5 ^0 q, J8 T - display: block;
( |: z( J& W/ P8 H - margin: 0 auto 1em;
( b/ ~/ Q7 L/ I! a% r; s4 } - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ U8 Y, e7 i" l7 b _3 y - border-radius: 4px;
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- .toggle-label:after {0 e T. }# v' {2 ^! H- T" w4 l
- color: #ED3E44;
: h5 E6 K8 `% o0 M2 I4 p# D - content: "+";& F: b) g+ p" G( d
- float: right;) |# L4 W4 c, R% G% e0 M: D: h# @
- font-weight: bold;% k$ ?9 k2 b* t" \! P
- }
0 Z) @1 v4 X3 m! }+ k. g4 ^ - .toggle-content {- @) D( a. Y8 f% d
- color: #B0B3C2;
9 T2 N5 | p6 K6 S3 k/ j! U2 y& i - font-family: monospace;
" L/ {/ q' v9 K2 E - font-size: 16px;- o( ], p7 L4 n H& t6 B
- margin-bottom: 1.5em;
! m1 Q# g+ W2 y# v2 d6 Y* T1 l - padding: 1em;
" V; J+ I! V9 n' Y - }3 s+ O# O" ]7 ]+ i( s& H1 [) i
- .toggle-input {* P, ~8 \3 ]% x$ E3 I+ \
- display: none;. r# O A( y, o. Z1 J
- }& }# @& n7 ]" X9 W- v2 w
- .toggle-input:not(checked) ~ .toggle-content {% K$ l0 K: p) E4 k4 B5 l
- display: none;1 F1 F7 k$ S8 A0 w$ x
- }# G& A3 y* ^+ y4 t" m
- .toggle-input:checked ~ .toggle-content {
, i# q G6 n9 }: S- a) @) y- Q. i - display: block;
. v" B# Q! O t2 R9 Q" x - }, W- m' c/ z! B7 Z! d
- .toggle-input:checked ~ .toggle-label:after {
8 X/ U0 \' ?5 n! e" `0 ?' O- q* M - content: "-";
, E+ l8 D0 ?& Y+ c$ ]6 H - }
复制代码 . o3 B6 ~- N8 N. N9 S8 E
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