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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. `5 [) s- Q x$ k5 l - Label for your tooltip5 \# O/ t. U1 z6 ]
- </span>
复制代码CSS代码: - .tooltip-toggle {
% @7 n8 w% K3 q6 y+ ]; R, ? - cursor: pointer;2 | ~9 I: ]6 t: ^0 }
- position: relative;
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8 J: C& P# n# b0 \! q: g& F - .tooltip-toggle svg {8 o2 P& [( t& i. @5 S' K4 t) ]
- height: 18px;7 C* q8 S5 M$ w6 w% d2 M: h
- width: 18px;
T: ?2 c2 D b, z: o. k5 F$ g - padding-right: 0.5rem;
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- .tooltip-toggle::before {
, E T+ Y ]8 b% N O1 |# U4 w3 ` - position: absolute;
2 ]6 P! g/ I7 @6 ? - top: -80px;' ]7 B( H, v6 p! {
- left: -80px;2 E7 k# j0 N" s }* `+ z: s
- background-color: #2B222A;
- A# [* C2 h2 F) t( o( P2 x - border-radius: 5px;
% D3 c( l ]# N/ q/ v$ K2 y6 G - color: #fff;& c! k0 S9 n9 l& Z1 R! L
- content: attr(data-tooltip);
. q: X& f- K) { - padding: 1rem;
" E; H0 S9 L' B - text-transform: none;
! x C' L b6 h+ ]' q) ~2 H9 p - -webkit-transition: all 0.5s ease;3 T& D5 J% P0 P. Q* A
- transition: all 0.5s ease;/ V* z: {$ ?8 X& I* n
- width: 160px;( \# n) V& o7 K) R; j, i3 C- V
- }
1 D5 S' E7 H7 i1 S2 g7 I1 e - .tooltip-toggle::after {
$ U/ z) Q0 w* [ - position: absolute;3 A6 ^) m! }8 b: L% E
- top: -12px;& m4 i. S+ y4 N
- left: 9px;
! y; S+ v$ o+ y% U- c0 c - border-left: 5px solid transparent;
j4 b# b1 q# M! t; h- D3 I - border-right: 5px solid transparent;
* w0 X. x2 q5 {& {- e/ u& T9 n3 Y - border-top: 5px solid #2B222A;: z& J8 b' E" ?, O& t
- content: " ";+ y: x8 a$ O- a$ F
- font-size: 0;, f2 k$ T& J6 H: h+ F
- line-height: 0;
: b" w; V+ O9 n p% f% q$ p - margin-left: -5px;
( y1 @0 W! M2 i7 ?1 B" n - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
, }! E, a, ^0 \* g5 N1 r - color: #efefef;
; i+ U! H" j9 c* T1 _& I - font-family: monospace;
9 K! C1 A% \' z9 S: ~ - font-size: 16px;
) v% ?7 ?7 ?" J - opacity: 0;
, L8 Y# U( O2 @" v. m - pointer-events: none;
( m# H3 i `! k4 I6 }9 E( h$ Q - text-align: center;
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7 K3 Q' @+ w V0 T* r- G - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
' o( h1 c6 R0 G3 g - opacity: 1;6 F/ N6 b8 [' l5 o6 I* U1 \5 w
- -webkit-transition: all 0.75s ease;
0 }, W# S4 R. d% r - transition: all 0.75s ease;7 v0 j) e+ z/ V
- }
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">' C* J, x- `' q/ w, y1 H
- <ul class="nav-items">% @( f. c2 o3 |' b. W1 \
- <!-- Navigation -->5 N% l# [ v+ \* S8 E$ \% S; V8 m
- <li class="nav-item"><a href="#">Home</a></li>9 D) Z- Y( |7 v, U7 k
- <li class="nav-item"><a href="#">About</a></li>, K+ W8 F6 v% q/ e/ h! E
- <li class="nav-item"><a href="#">Contact</a></li>. A" _! j+ k6 d, N- S3 K" V0 ^3 f
- <!-- Dropdown menu -->
, I3 ^0 [, \0 n% Q5 w1 c8 `% @ - <li class="nav-item nav-item-dropdown">" _' d/ ]1 e7 `! x% l) w0 N) C x
- <a class="dropdown-trigger" href="#">Settings</a>
! ?% V" Q5 f i$ H: S - <ul class="dropdown-menu"># q6 {3 }5 `% n
- <li class="dropdown-menu-item">* V$ R/ ^: l1 t X; X. Z
- <a href="#">Dropdown Item 1</a>
! Q$ o$ F9 I( r! r; m4 m0 E. @2 ^) A - </li>5 T0 p/ r! b+ r6 ~ B
- <li class="dropdown-menu-item">
2 N# H1 u3 O; K - <a href="#">Dropdown Item 2</a>% j1 Y5 Q, V1 I+ E9 B
- </li>( D. }3 f6 g" j2 D& m4 {
- <li class="dropdown-menu-item">% e5 A/ ?; @; U1 I1 E
- <a href="#">Dropdown Item 3</a>4 f' i" B( }' Z* E6 r
- </li>
/ y" X) H9 _! \: c! e# B7 F - </ul>( J& @" U1 S" t5 ^
- </li>
) V: _5 z2 c6 q2 I" ^. T - </ul>5 s) i4 _ h! W4 M3 N" E! R
- </div>
复制代码对应的CSS代码如下: - .nav-container {
% h$ k6 u& f# B+ K, @ - background-color: #fff;
/ [& e- J! H4 r% r! P) F$ F ] - border-radius: 4px;
3 Q9 {8 [4 F9 q8 n5 m3 b) M8 T - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) k' |; K( o, M, Q% O/ Q
- padding: 1em;
& B# {: x9 L5 X* e0 `4 y - border: 1px solid #eee;8 z" z- w3 P& K$ X
- display: block;
& q# u+ i, U8 t. l: } N! x" L - max-width: 400px; u7 X: M1 t; b8 ?
- margin: 0 auto;+ w6 F& j2 q' {" ]1 g+ H
- text-align: center;' L+ n* D3 m' ^8 ?4 }9 Z
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- ul,$ {& a' M# [4 T" |* B
- li {! M* Y4 [% G. w8 M
- list-style: none;
9 M9 R3 v' P/ m0 G - -webkit-padding-start: 0;
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- a {* }' W& Q9 q" E1 r& k( V/ n
- text-decoration: none;
1 `" G/ _2 v* y" n6 `1 z& X - color: #ED3E44;
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- .nav-item {6 v& A* M# O* F$ L4 B/ j$ z
- padding: 1em;
; g6 g7 j2 N- l' o! g* p - display: inline;0 Z" J5 Y8 o$ k
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- .nav-item-dropdown {: ^# H, ?) b, v8 L) |4 j- s
- position: relative;! g8 g. [$ i# Q' i! w; K9 J) ^) u
- }. O3 ?7 V* X5 I* V" b) P
- .nav-item-dropdown:hover > .dropdown-menu {
2 v! N3 O$ h6 W5 ^- l9 z9 a' o - display: block;
" Y, a4 Z: X$ p' j/ W - opacity: 1;
0 R4 X+ K6 r- ?$ H" |6 j: L2 A" E - }
% ]5 b8 C( R6 [ - .dropdown-trigger {0 L" g! i, [, E1 B, j
- position: relative;
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. _& |( M9 `7 w* [ - .dropdown-trigger:focus + .dropdown-menu {
& y' \) K, z/ a) P9 n- B K( R - display: block;9 i! i3 g7 M$ ?5 s* A3 z2 J$ z/ y
- opacity: 1;
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- .dropdown-trigger::after {4 d& I- a# B% w2 @" B# k
- content: "›";1 W* T# Y) }' J7 X- X
- position: absolute;
$ J% o7 L; m \2 A+ K$ B - color: #ED3E44;' E0 X! s; \6 Q* W- P% Y/ V, i
- font-size: 24px;
, x/ A3 `2 J+ X5 t( D5 F. ^+ ] - font-weight: bold;
& s4 Q7 t+ @: Q& a" O) U2 \8 Z' u - -webkit-transform: rotate(90deg);9 z% ?8 U2 M/ s* ~9 Z$ Z8 a
- transform: rotate(90deg);
* u6 _' e2 x9 ?& \7 F% I - top: -5px;% h& O- S+ U+ y6 g. J( _! T
- right: -15px;
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- .dropdown-menu {
" H1 T# ]2 ~5 w - background-color: #ED3E44;
6 s& X; u; N6 z3 X' ? - display: inline-block;6 ^ L+ U6 F0 \2 b0 C* T% d
- text-align: right; y; V2 r+ ^2 i3 V; N* @0 ]
- position: absolute;
5 q9 t. M- T1 V1 i+ D* { X* U - top: 2.5rem;
& J) w% ^0 R; ^2 S - right: -10px;6 d& k$ E! Q6 G: l; S/ ^* b. v
- display: none;
2 ]' p% m0 h! t- k; R5 _ - opacity: 0;7 P+ z8 b2 a4 d
- -webkit-transition: opacity 0.5s ease;& N$ o# ~& N8 j4 }" R4 }
- transition: opacity 0.5s ease;
5 k! {9 x9 V, c - width: 160px;
, A6 S6 A4 B- T2 K! Q" D - }
" d: G- ]4 \- b - .dropdown-menu a {6 O% d9 r2 O. s! V
- color: #fff;
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5 j" S* @- ^) f. V* v - .dropdown-menu-item {
( R# {0 H* o, G, k - cursor: pointer;
/ Z5 D- [/ v7 a* _& ? - padding: 1em;; [0 D. [# `' l# n) s6 x0 S5 J0 w
- text-align: center;9 @; a% O6 e- d |0 B4 ` b' ^/ x
- }
" C% M1 w3 `; J9 L - .dropdown-menu-item:hover {- R& @3 o1 W* M5 v
- background-color: #eb272d;
: h, C9 s# O5 K: c - }
复制代码
! A$ [' W( y7 O+ W/ f+ a2 w可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
7 {' M4 v, f. q7 g - <!-- Checkbox toggle -->
2 l5 H7 e) u2 t) u% J& @5 G7 G0 g0 \ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
; u# I! L$ ~& N. @) _ j8 C - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>& i. Q3 t! e1 ]" ~6 X
- <!-- Content to toggle from www.mfbuluo.com-->
2 f' ~8 B0 g, m1 s* s. h. H; z - <div role="toggle" class="toggle-content">. ~& }) Q- }% d0 q* k
- BA-NA-NA-NA!
# `1 {! i* z0 _# [1 Z - </div>4 C5 y3 p; G! T
- </div>
复制代码CSS代码内容如下: - .toggle {, i1 e1 h5 L, |# l+ @
- margin: 0 auto;) q# Z+ T# Q7 T N/ l- R5 |
- max-width: 400px;: C/ x8 r' N7 F) Y
- }
! P7 ^2 R% e, d6 s1 E" G2 | - .toggle-label {7 h/ S, t1 E9 r |& O
- font-size: 16px;
* n+ x- L! F2 |" [* W# \. F - background: #fff;1 P( l" h/ ~, C' }! b
- padding: 1em;
( o' f% j# }; d) g - cursor: pointer;$ `' M* C* I# Z/ {4 G
- display: block;* i0 `. A9 z+ {# A( L& R# B
- margin: 0 auto 1em;
2 H" f) [" R t4 \' j6 c - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); u" N# h* u) c1 C/ g7 e1 Q# @
- border-radius: 4px;
3 x! S p% m8 L/ p: S B0 e - }
9 d7 h% j! A' T8 v. z. q - .toggle-label:after {2 M6 z3 E2 r+ S# ^
- color: #ED3E44;
& U5 e: \4 a% ?+ V+ i0 u - content: "+";
" A7 D/ d9 Z( h2 W' p - float: right;
# W3 {! a7 X0 c* e" d9 L! L# G - font-weight: bold;* j2 M6 A# p$ l3 C0 o, U
- }
* @5 J; k$ P% w! a - .toggle-content {
3 L- h" K: L1 ^, h. B - color: #B0B3C2;7 v( W/ n4 |3 E5 i
- font-family: monospace;
; [. x& _+ [; }; I; y0 J0 H- v8 w - font-size: 16px;# W5 ]* G1 |- {1 O+ c) i
- margin-bottom: 1.5em;
( u# N( q, z" d; e - padding: 1em;
0 f/ X# m) y6 b1 f2 J! S0 }5 [ - }( S- A1 u w& M
- .toggle-input {
: s Q! a) g/ k1 W: { - display: none;
7 Y5 ]- y4 W. c. U S - }
; Q6 w' c3 ^" D9 r$ j - .toggle-input:not(checked) ~ .toggle-content {6 f6 `* ] y4 M/ I' o! j
- display: none;
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- .toggle-input:checked ~ .toggle-content {
! h0 _$ ^7 i* K }- e6 m - display: block;6 g' e t: D3 F
- }
: ~- u) f( j8 z0 ~9 i - .toggle-input:checked ~ .toggle-label:after {
. r8 H% B0 K# M - content: "-";
- {* b1 }. L! q& K9 S1 E - }
复制代码 7 x" Y$ C9 N8 q9 Q. t2 X
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