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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!"> m2 s) Y- l6 B5 q: w) ~1 N
- Label for your tooltip8 g0 }8 F* E8 D* N1 \# I
- </span>
复制代码CSS代码: - .tooltip-toggle {
6 N; q3 r* T8 m% i. o - cursor: pointer;- x& i2 O: v) f) I+ P
- position: relative; C) ^0 P! j$ W5 e" {6 ^2 T6 z4 h( N0 Z
- }) ]( {, E( p$ F1 s% |" \& L) h
- .tooltip-toggle svg {
' E# Q: Y$ r/ R3 i - height: 18px;0 Y- U1 p" c1 Y# R+ x1 B& I R
- width: 18px;
# d1 E( y- `: D; [ - padding-right: 0.5rem;
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- .tooltip-toggle::before {( {( X4 e8 H& t
- position: absolute;
: ?8 ?8 {5 |* I" o - top: -80px;* n$ m! w; V) O( @' b
- left: -80px;
! B4 q& z+ R! E9 m2 X8 b, _( G - background-color: #2B222A;
2 C2 {, D3 a/ C0 X - border-radius: 5px;" }6 z8 N1 I+ F" N1 s
- color: #fff;3 l( ^2 z$ y, \* l: n: f
- content: attr(data-tooltip);% s( Y- x6 _ ~5 R
- padding: 1rem;
& s/ |# l4 O7 ~- x3 b: Q; @1 j - text-transform: none;
$ T# ?, m4 Y3 N) V7 N - -webkit-transition: all 0.5s ease;
# ~- F/ q# B' k) n; l - transition: all 0.5s ease;
7 a& I( b& e9 l7 Q7 r - width: 160px;4 K4 f* g2 ~, o: S! V8 o4 k
- }1 r, a1 N: @: T, ^) Z7 \; @1 _9 V
- .tooltip-toggle::after {
4 S) E5 n3 A: e' q9 G+ k, t - position: absolute;
- M& {2 [& g% l - top: -12px;8 }5 W" d4 g: q' k e
- left: 9px;' f. C1 r" |6 z4 c5 ]: E
- border-left: 5px solid transparent;
8 [2 W8 v: y8 Z& P: |) k3 ]! a - border-right: 5px solid transparent;
/ E/ |+ M3 E3 o - border-top: 5px solid #2B222A;
3 S8 ]1 n1 l/ G% R5 V - content: " ";9 L6 T& {0 E! a! N
- font-size: 0;
4 i; u# G/ j1 Z# T$ U1 Q' N* A - line-height: 0;
: J, p4 D3 C1 a& S( B* d7 Z1 a( z ^& [# w - margin-left: -5px;
; V. w) w6 i/ @3 p/ U - width: 0;
& I) C, `) E& O s - }
3 V s$ d& \: ^ - .tooltip-toggle::before, .tooltip-toggle::after {" w& ~. P. }8 s' A0 c* l
- color: #efefef;1 o1 |; T @; N) S8 |$ ^% I
- font-family: monospace;
- h3 V' r8 ^/ g. I2 | - font-size: 16px;
% k3 s7 K6 d, ~ - opacity: 0;
. O O4 G/ p& ` M3 \% V - pointer-events: none;
' y1 x0 t7 T, X1 o5 d3 q/ Q - text-align: center;
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' a9 c; ^# a% o% ~ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
$ f a8 [# r# e$ a9 L1 v- ]5 ^/ R - opacity: 1;
, F. W d5 m; D) X8 u - -webkit-transition: all 0.75s ease;( b, B5 U7 ?) y, @- i6 P: i( B4 n
- 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">
7 h; r# _ G0 w - <ul class="nav-items">3 w0 k- Q; e2 `- r5 _" E" t
- <!-- Navigation -->
, P: T1 }" J5 c* |: u# V0 J - <li class="nav-item"><a href="#">Home</a></li>8 U% j/ |8 @% `2 U6 i$ k
- <li class="nav-item"><a href="#">About</a></li>
. h5 U$ ?/ m3 a. g! O( C - <li class="nav-item"><a href="#">Contact</a></li>: ]3 J, N. G" B4 q/ @8 E
- <!-- Dropdown menu -->! R* S' Q2 A7 E- H' }0 b
- <li class="nav-item nav-item-dropdown">
/ Q4 ]9 i* Q: I# q! H - <a class="dropdown-trigger" href="#">Settings</a>- f% X0 z$ g% o2 t* s! Y: E* \2 Y
- <ul class="dropdown-menu">
& ~! }# q& G6 z& r/ d - <li class="dropdown-menu-item">8 e% @: D, J2 K4 o6 x9 D
- <a href="#">Dropdown Item 1</a>: z$ [' M( b5 k' a
- </li>
5 P0 Y# e5 @, N$ d - <li class="dropdown-menu-item">
7 R. G% v0 j9 K - <a href="#">Dropdown Item 2</a>6 R3 l- r( k7 X7 r' @
- </li>4 b4 k2 W+ }- \* |
- <li class="dropdown-menu-item">2 b8 _6 K6 q5 T, M7 @
- <a href="#">Dropdown Item 3</a>
( v' I% A* Z; r9 ?0 F - </li>4 K, I7 i+ A7 Y( r( E% r+ @( J T# m
- </ul>5 S( z4 h7 {. t
- </li>0 ?$ J0 C- |% _2 y" c
- </ul>, f: Q3 I( J6 H" f/ `. O6 g
- </div>
复制代码对应的CSS代码如下: - .nav-container {
' H8 g ~+ ~* l4 v/ v* s7 P4 { - background-color: #fff;, ]& s0 Q$ ]4 z' t
- border-radius: 4px;, h% i& z8 E* J0 S4 u, x
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);! p8 ?( P& s5 L7 a- z
- padding: 1em;
, o+ b6 k2 D# q" q3 p; ` - border: 1px solid #eee;
$ x) N$ W7 t! J4 o - display: block;! X' x7 ]1 C5 a; w* G* e0 b* S
- max-width: 400px;" {3 z+ k2 s% r
- margin: 0 auto;
3 j7 [$ {* ?5 j* ~ - text-align: center;
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- li {# i7 D" o; v; ~9 e6 ~. [! h
- list-style: none;8 L$ V' o. X# k" b) w
- -webkit-padding-start: 0;
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- a {2 J9 W4 e2 X6 d
- text-decoration: none;! @# R( T/ o4 Y
- color: #ED3E44;; S* ^' \& P6 P4 V+ t
- }$ K# ?2 E$ r; w8 }8 A: _* K
- .nav-item {0 w% L/ r$ i9 }/ Q
- padding: 1em;- r8 g) O5 f: S+ A% j% t
- display: inline; x8 H4 q: L$ e
- }/ K8 t; c8 V% P! V) \
- .nav-item-dropdown {" @, o3 O: b. m' B, e
- position: relative;! e8 ?4 r7 y: f6 J
- }
/ h2 Q6 ]$ r$ Q* S - .nav-item-dropdown:hover > .dropdown-menu {. f3 S& D" Y, } t
- display: block;) R% C$ V2 S, Z" w% n/ ]; K
- opacity: 1;
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- .dropdown-trigger {7 ^9 ?4 t( x# C
- position: relative;
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7 G6 W! o& s, J% a) }, R - .dropdown-trigger:focus + .dropdown-menu {
, a; ~ L% V! G4 E - display: block;
% t) v5 O/ g1 L/ Q- ? - opacity: 1;; F5 F0 F/ N! E' E7 I4 \/ P
- }9 v0 D2 o2 q" d6 h6 o ]7 ?1 n
- .dropdown-trigger::after {& X- k' _# O, S" i9 @% M/ H
- content: "›";
, H- V! L2 a- N7 h* S - position: absolute;% D) H' P! O" k1 w! g
- color: #ED3E44;1 ]; m7 t& z E- ]
- font-size: 24px;" E3 t2 ?0 n- q! c: {
- font-weight: bold;) F' x, d9 x" s9 n8 e
- -webkit-transform: rotate(90deg);
$ ?1 d7 o; I2 O2 i. F - transform: rotate(90deg);: P! k v: r% T9 q) v
- top: -5px;
5 G( d0 B& x1 x! u# j) i+ g - right: -15px;; j+ { g$ Y/ M* S; C5 ?! l
- }$ c8 A; e6 A+ h% k& z3 Y0 V! K
- .dropdown-menu {7 E. [2 X: N/ @! @. E9 }! A: s: n" y
- background-color: #ED3E44;
/ ?! ~( N1 D6 X. H - display: inline-block;
2 ^3 B7 d2 `2 ^3 C1 ` - text-align: right;9 a) |6 o6 H1 D
- position: absolute;" a" z1 @8 Q0 e! \
- top: 2.5rem;
; `4 e' \' `3 j# ~) A0 @+ k$ { - right: -10px;# [( d- F1 y# N$ H& H
- display: none;
* J% s. K$ _" f( w9 A' g - opacity: 0;: e. c- N8 h* L" `" J1 p
- -webkit-transition: opacity 0.5s ease;' z$ [- a, L" A% J9 X6 V' Y) u
- transition: opacity 0.5s ease;0 w4 d( F" b' [. r2 v
- width: 160px;
8 |3 I. M! z% @& b) Z7 } - }1 A6 `' p7 x% T5 [# O. u, ^" q
- .dropdown-menu a {
3 w. ^" f5 N1 M( I) F9 S! G, L - color: #fff;+ y$ E- s* E& K: H8 X6 G2 U, d ~
- }
* {2 F- b4 D6 E. Z - .dropdown-menu-item {
1 f* T& |% N) N! e - cursor: pointer;- k/ q- w4 Q$ o
- padding: 1em;& \" J% I5 V& ~3 _4 }1 A
- text-align: center;
( h9 P; e3 W* V& }! A7 l: M/ I - }
; E+ m: q1 y, h- `& a8 j1 O - .dropdown-menu-item:hover {
( J! F! ]7 k- i* w! e. R - background-color: #eb272d;
2 ?- {# y( z( d! v8 m - }
复制代码 % Y& a, R) T7 v6 h6 Q9 [$ a9 Y( x
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">) k* n( k( e+ \8 U! Y: n
- <!-- Checkbox toggle -->* b G4 v" ^8 J. z; ~, ~
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">0 m: z) p# }+ A
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
, n; R- u; ^3 R+ _+ P, ^; `& N - <!-- Content to toggle from www.mfbuluo.com-->1 ~3 G. H' A6 n5 D# H
- <div role="toggle" class="toggle-content">
$ ~' z3 n0 L- ~6 W6 ]- z) U - BA-NA-NA-NA!
- v, c! R5 _; k: x, J8 w9 F - </div>. z& X$ p2 T" E+ A3 V
- </div>
复制代码CSS代码内容如下: - .toggle {
; i$ X* g( a0 p8 T - margin: 0 auto;) E0 {5 M5 m( F6 |
- max-width: 400px;6 M4 y# q4 b2 A, y' L: m
- }5 t. b, w% H- n: ?: c+ p4 Q/ i7 `. |
- .toggle-label {1 m/ ?7 [( b# a1 q$ f- b) f
- font-size: 16px;
8 ], {) R8 t! }: M - background: #fff;5 ?2 D9 K5 R3 f0 ~- X
- padding: 1em;
" L) t& r* Q( v6 R - cursor: pointer;
$ o, b6 d* W: T' r* p3 T. E6 s - display: block;
8 \4 K; N. @* ~, p7 F5 N8 ` - margin: 0 auto 1em;3 [+ K# J- ]/ a& Z' T# T, Q$ u( ^
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 Z1 A% Z, z6 S$ V! K2 Y- j
- border-radius: 4px;; ^2 J2 f, P9 r+ S% I
- }
, P! C, o7 W1 R$ E2 E1 J1 y - .toggle-label:after {
& J z7 ^% p' H0 m0 E3 U - color: #ED3E44;" q4 A: R/ P5 ^( R/ t
- content: "+";
! B' m) g( t3 _, C( C! }5 L5 K6 C - float: right;; J7 z+ r1 v# F: k! S; }
- font-weight: bold;0 x6 X% D$ s; B$ a7 r5 l
- }9 q- x) T5 E0 S6 j
- .toggle-content {4 z/ E2 [1 ^3 U: e9 ~
- color: #B0B3C2;
! ?( h+ C; t9 I2 n- ]0 W9 N4 c - font-family: monospace;
) f" w2 _. z/ h - font-size: 16px;" k* ]% o: e [5 S. v' ^% s: n
- margin-bottom: 1.5em;( a+ I4 B R- W6 u: ]* q
- padding: 1em;: p7 K3 n8 N- G$ c' {! s2 B
- }+ f! _9 s" a L
- .toggle-input {
. S' ]" l' T0 p9 J' ` - display: none;
" \# h' {+ ?2 B8 o2 D - }
; G9 H3 @0 q5 D0 f+ W - .toggle-input:not(checked) ~ .toggle-content {
+ Y+ z3 Z# C$ H9 D: P! f- Z- J# L& T - display: none;5 h* M7 f3 c7 s
- }
' u1 q- H/ h; h- W6 C7 Z - .toggle-input:checked ~ .toggle-content {) T* H6 U& \ b/ J2 K1 R% R
- display: block;
A% B3 G* g5 y9 u, m( v - }
" l* V1 x. E" _# {0 N* c' W" s. k& x - .toggle-input:checked ~ .toggle-label:after {$ x) ? I, O- H. @0 d5 l
- content: "-";
# ? P$ M, F) L, T5 K - }
复制代码 ! ?" j; X: [- s$ k m
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